Blog						I learned today that one of my tutoring students actually checks my changelog. Hi! :)	2018-02-16	23:51
Blog						Besides editing cribsheets, I am in the middle of editing an article for a physics education journal	2018-02-16	23:52
Blog						The article went to the publisher this past week!	2018-03-10	23:50
Blog						The article was published: https://doi.org/10.1119/1.5028250	2018-03-24	1:40
Comment		COMMENT				Illustrator can leave edge artifacts on PNGs I need to PhotoShop out	2017-12-14	12:15
Comment	Medium	COMMENT	AP Physics 1	3.3	Spring force	It bothers me that some forces are not illustrated, but I'm not using net force to study acceleration	2018-01-04
Comment		COMMENT	AP Physics 1	7.1	Work done by a force	The displacement vector looks like a force. That's confusing.	2018-01-04
Comment	Medium	COMMENT	AP Physics 1	7.2.1	Potential energy	It bothers me that some forces are not illustrated, but I'm not using net force to study acceleration	2018-01-04
Comment		COMMENT	AP Physics 1			Comparing cribsheets, I see that some of the force arrows for Fspring are bold (vector), some are Italic (magnitude)	2018-01-04
Comment		COMMENT	(Technical)			bbbbb	2018-01-18	0:52
Comment		COMMENT				Hunch: Was there something on a cribsheet that lacked the subscript "AVG"?	2018-01-29	13:03
Comment		Cosmetic				Image cut off artifact seen in AP Phy C EM E1.3 does not appear in another PDF containing same conductor equilibrating figure in AP Phy 1	2018-02-05	23:36
Comment		COMMENT	AP Physics 1	5.2	Not-necessarily-conservation laws	Checked there is no overbrace on the extra work term referring to net work	2018-02-07	12:54
Comment		COMMENT	AP Physics 1	5.1	Impulse delivered by a force	Noticed that the initial pictures don't seem to show acceleration (OK bc force might not have been present before ti)	2018-02-07
Comment		Cosmetic				In AP Phy 1/C Mech 8.1 look again in a few days at placement of rot. kinematics figure in page	2018-02-12	13:27
Comment		Cosmetic	AP Calculus BC	5.1	Series, tests, and remainders	Come back in a few days to look at alignment of words in absolute convergence chart	2018-02-14	13:53
Comment		Cosmetic	AP Physics			Consider a different convention for dashed bubbles: Tightly shrink-wrapped around system to avoid inadvertently including non-system in bubble	2018-03-09	21:26
COMMENT	Medium	Cosmetic	AP Physics 2	12.8	Capacitors	Add voltage braces to energy storage figure (this was already done at some point)	2018-06-04	16:24
Comment	Tedious	Cosmetic	AP Physics 1	10.2	SHM UCM connection	Some ghost image springs are missing (there are three snapshot springs)	2018-06-13	23:55
Comment	Copy fig	Cosmetic	AP Physics 1	10.3	SHM cribsheet	Some ghost image springs are missing (there are three snapshot springs)	2018-06-13	23:55
Comment		COMMENT				Zoom in styles for electric force, electric field/potential, line integral work, line integral Delta V, residual strong force on several cribsheets inconsistent	2018-06-20	22:13
Comment		Comment	AP Physics 1	5.1	Impulse delivered by a force	Spacing between initial & final slightly different in impulse & work handouts, not sure either spacing is correct	2018-06-22	2:15
Comment		Comment	AP Physics 1	7.1	Work done by a force	Spacing between initial & final slightly different in impulse & work handouts, not sure either spacing is correct	2018-06-22	2:15
Comment		Comment	AP Physics 1			Consider (during wakefulness): Whether spacings for 5.1 & 7.1 need to be consistent across handouts; are scalings correct within handouts?	2018-06-22	2:19
Comment		COMMENT	AP Physics 1			I think one of the figure sets (momentum?) was made first; am I creating vague memories of nudging by dead-reckoning ghost images after nudging a copied figure?	2018-06-22	2:34
Comment		Comment				Recently added imitation old CS6 arrowhead into newer Illustrator arrowhead inventory (can fix SHM-UCM and some rotational arrows soon)	2018-06-25	0:21
Comment		Comment	AP Physics 1	8.2	Torque and rotational inertia	Complaint: Missing visual indication that force is sustained throughout push in each example case	2018-07-02
Comment	Easy	Cosmetic	AP Physics 1	11.1	Waves	Change lowercase m to uppercase m (for string); CANCELLED: Stay consistent with typesetting in AP exam
Comment	Easy	Cosmetic	AP Physics 1	11.2	Speed of wave on string	Change lowercase m to uppercase m (for string); CANCELLED: Stay consistent with typesetting in AP exam
Comment		COMMENT	AP Physics 1	12.1	Electric charge and force	(Also affects Physics C EM): Charging by induction has slight polarization in the third panel, but not the second
Comment	Tedious	Missing item	AP Physics 1	12.3.1	Electric potential	Sign of the test charge in the hand-does-work snapshots seems to be deliberately omitted
Comment	Easy	COMMENT	AP Physics 1	7.2.1	Potential energy	Could add scale to grid for gravitational potential energy, but don't have to
Comment	Medium	Cosmetic	AP Physics 2	7.2.2	Potential energy landscapes	(Also for Physics C Mech): Few days after 2018/06/10, check aesthetics of vertical alignment of Delta v vectors
Comment	Easy	Cosmetic	AP Physics C EM	E1.2	Electric fields and potentials with calculus	Intentional?: Unneeded faint line for one of the faint pieces of tofu in the integrate-over-potato-to-get V picture
Comment	Medium	Cosmetic	AP Physics C Mech	A.1	Spatial integrals for AP Physics C Mech	Intentional?: Unneeded faint line for one of the faint pieces of tofu in the integrate-over-potato picture
Comment	Tedious	Cosmetic				A lot of the calculus cribsheets of kerning errors or hyphens in place of what should be minus signs
No rush		Comment	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc	Consider whether to delete dL/dt = Net Tau	2018-02-09
No rush	Tedious	Cosmetic				In many files, a hyphen has been incorrectly used where a negative or, perhaps, subtraction, sign should have been	2018-03-10	23:50
No rush		Comment		17.1	Quantum physics	Pressing CTRL + "+" could have made some text subscripted without being noticed - think it's OK; nudge photon blue dashed arrow ends sometime	2018-06-15	16:05
No rush	Tedious	Cosmetic	AP Calculus AB		(Multiple)	Kerning and alignment errors throughout
No rush	Medium	Missing item	AP Calculus BC	5.1	Series, tests, and remainders	Add ghost images of the "left" blocks for integral test (no rush because AP course doesn't really require proofs)
No rush	Tedious	Cosmetic	AP Calculus BC		(Multiple)	Kerning and alignment errors throughout
No rush	Tedious	Cosmetic	AP Physics 1	4.5	Gravitation	Long-term: Redraw hands to touch each other
No rush	Easy	Cosmetic	AP Physics 1	5.0	Newt 2 can be re-expressed	Text in momentum and energy columns misaligned
No rush	Medium	Cosmetic	AP Physics 1	10.3	SHM Ignoring gravity	Adjust vertical alignment of text in tables and corresponding figure parts
No rush	Tedious	Cosmetic	AP Physics 1	12.1	Electric charge and force	Long-term: Redraw hands to touch each other
No rush	Medium	Cosmetic	AP Physics 1	12.4	Current	A few days after 2018/05/24, check nudging/spacing of table of current formulas
No rush	Tedious	Beyond scope	AP Physics 1	12.4	Current	Increase accuracy of battery diagram (necessary to illustrate a redox reaction?)
No rush	Medium	Cosmetic	AP Physics 1	7.2.1	Potential energy	Add force arrows on stationary "ends" (Earth, wall)
No rush	Easy	Cosmetic	AP Physics 1		(Multiple)	Remove most of the SiQuENC sheets
No rush	Tedious	Cosmetic	AP Physics 2	12.8	Capacitors	Fine sizing (not just set figures all to 16.25%) - probably not isolated problem
No rush	Tedious	Missing item	AP Physics 2	13.1	Magnetism	Figures don't illustrate relationships between variables using multiple cases (less detail than Coulomb's law cases figs)
No rush	Tedious	Missing item	AP Physics 2	14.1	Electromagnetism	Add a magnetic field line conserving argument for Lenz
No rush	Tedious	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	Long-term: Redraw hands to touch each other
No rush	Tedious	Missing item	AP Physics C EM	E1.2	Electric fields and potentials with calculus	Other representative differential displacements and local E vectors missing from 1st picture of path (annoying to calculate individual E vectors)
No rush	Tedious	Cosmetic	AP Physics C EM	E1.5	Capacitors	Fine sizing (not just set figures all to 16.25%) - probably not isolated problem
No rush	Medium	Cosmetic	AP Physics C EM	E2.1.1	Current	A few days after 2018/05/24, check nudging/spacing of table of current formulas
No rush	Tedious	Beyond scope	AP Physics C EM	E2.1.1	Current	Increase accuracy of battery diagram (necessary to illustrate a redox reaction?)
No rush	Copy figs	Missing item	AP Physics C EM	N1.1	Electromagnetism	Add a magnetic field line conserving argument for Lenz
No rush	Easy	Cosmetic	AP Physics C Mech	7.1.2	Work done along a path	(Postponed) Label point P on diagram and update steps list accordingly
Queued	Tedious	Missing item	AP Physics 1	5.5	Opt momentum transfer	Add velocity vectors, momentum bar chart, & modify opacities on whooshies and explosions
Queued	Medium	Cosmetic	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet	Ang mom figure: Move velocity label; check nudging of ang. mom figure in page
Queued	Easy	Cosmetic	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet	Change order in which torque, Newt II of rotational motion, and rotational inertia are listed
Queued	Tedious	Cosmetic	AP Physics 1	8.2	Torque and rotational inertia	In a few days after 2018/04/11, check perspective on big angular acceleration arc
Queued	Tedious	Missing item	AP Physics 1	10.2	SHM cribsheet	Cases: vary m, vary k (IBL)
Queued	Tedious	Cosmetic	AP Physics 1	10.5	Resonance	Adjust thicknesses in FBDs for block mass
Queued	Medium	Missing item	AP Physics 1	11.1	Waves	Add a bubble to a representative wall molecule in standing wave diagram; add FBD to explain inversion
Queued	Medium	Cosmetic	AP Physics 1	11.1	Waves	Ghost images and whooshies for resultant wave are missing
Queued	Easy	Cosmetic	AP Physics 1	12.1	Electric charge and force	Change document raster setting to 300 ppi (not 72 ppi)
Queued	Tedious	Cosmetic	AP Physics 1	12.1	Electric charge and force	Coulomb cases: Hyphen to minus, final page: Hyphen to minus
Queued	Tedious	Cosmetic	AP Physics 1	12.4	Current	KLR: Background charge icon: Hyphen to minus
Queued	Medium	Cosmetic	AP Physics 1	12.5	DC (equilibrated) operation	Were current variable labels deliberately omitted in the bottom two figures to avoid asserting equality with original I?
Queued	Tedious	Cosmetic	AP Physics 1	12.3.1	Electric potential	Background charge icon: Hyphen to minus
Queued	Tedious	Missing item	AP Physics 1	12.3.1	Electric potential	Equilibration of conductor: Energy bar chart showing easiness of easy path
Queued	Tedious	Missing item	AP Physics 1	12.3.1	Electric potential	Equilibration of conductor: Show force vectors (on repelled electrons fleeing away)
Queued	Medium	Missing item	AP Physics 1	12.3.1	Electric potential	Some representation that the equilibrated potato is an equipotential set
Queued	Tedious	Missing item	AP Physics 2	7.5	Fluid mechanics	Bernoulli: Add energy & energy-density bar charts (superificially same) (MR); dashed bubble; label Delta ells and "middle region" so energy equation will make sense
Queued	Medium	Cosmetic	AP Physics 2	12.8	Capacitors	Adjust alignment of right ends of electric field lines in work-done-charging-capacitor figure
Queued	Tedious	Cosmetic	AP Physics 2	12.8	Capacitors	Change dipole hyphens to minuses
Queued	Medium	Cosmetic	AP Physics 2	12.8	Capacitors	Work-done-charging: Remove tubes, add more ghost images, add hand
Queued	Medium	Missing item	AP Physics 2	15.1	Physical (wave) optics	Add a bubble to a representative wall molecule in wave reflection diagrams; add FBD to explain inversion
Queued	Medium	Cosmetic	AP Physics 2	15.1	Physical (wave) optics	In EM wave figure, label polarization
Queued	Copy fig	Cosmetic	AP Physics 2	17.1	Quantum physics	In EM wave figure, label polarization
Queued	Tedious	Missing item	AP Physics 2	18.1	Thermo second law	Add page on iso[insertnameofquantity] processes & graphical representations; cannot go earlier bc mention adiabatic
Queued	Tedious	Cosmetic	AP Physics 2	12.3.2	Electric fields and potentials	Background charge icon: Hyphen to minus
Queued	Tedious	Missing item	AP Physics 2	17.2.1	Special relativity	add E = sqrt(m^2c^4 + p^2c^2) relationship
Queued	Tedious	Missing item	AP Physics 2	7.2.2	Potential energy landscapes	Isolines figure: Make a hand with FBD; show Delta l parallel, show energy bar chart; show v = 0 (MR)
Queued	Copy	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	Copy from AP Physics 1 after fixing raster setting
Queued	Copy	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	Coulomb cases: Hyphen to minus, final page: Hyphen to minus
Queued	Tedious	Cosmetic	AP Physics C EM	E1.2	Electric fields and potentials with calculus	Background charge icon: Hyphen to minus (also on second page in two places)
Queued	Copy fig	Missing item	AP Physics C EM	E1.3	Conductors near equilibrium	Equilibration of conductor: Energy bar chart showing easiness of easy path
Queued	Copy fig	Missing item	AP Physics C EM	E1.3	Conductors near equilibrium	Equilibration of conductor: Show force vectors (on repelled electrons fleeing away)
Queued	Copy fig	Missing item	AP Physics C EM	E1.3	Conductors near equilibrium	Some representation that the equilibrated potato is an equipotential set
Queued	Tedious	Cosmetic	AP Physics C EM	E1.4	Gauss's Law	Source charge icon: Hyphen to minus
Queued	Copy	Cosmetic	AP Physics C EM	E1.5	Capacitors	Copy updated file after making lots of changes to AP Physics 2 copy of capacitors sheet
Queued	Tedious	Cosmetic	AP Physics C EM	E2.1.1	Current	KLR: Background charge icon: Hyphen to minus
Queued	Tedious	Missing item	AP Physics C EM	M1.1	Magnetism with calculus	Illustrate various dB generated by various differential current elements (MR)
Queued	Copy fig	Cosmetic	AP Physics C EM	N2.1	Maxwell's equations	In EM wave figure, label polarization
Queued	Medium	Cosmetic	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc	Ang mom figure: Move velocity label
Queued	Copy fig	Missing item	AP Physics C Mech	7.2.2	Potential energy landscapes calc	Isolines figure: Make a hand with FBD; show Delta l parallel, show energy bar chart; show v = 0 (MR)
Queued	Tedious	Missing item	Classical Mechanics	1.1	Euler-Lagrange cribsheet	Create cribsheet, illustrate with discretized example motivating Euler-Lagrange equation
Queued	Medium	Missing item	Make and solve physics	T.0	SiQuENC for AP Physics	Add bank of "allowed sentences" for qualitative reasoning
Queued	Medium	Missing item	Make and solve physics	T.0	SiQuENC for AP Physics	Add stick figures to visualized deductive reasoning example
Queued	Tedious	Missing item	Make and solve physics			Multiple-choice/multi-select problem type inventory
Queued	Tedious	Missing item	Quantum mechanics		Decoherence	Create cribsheet
Released		SYNC	(Master folder)				2019-12-13	1:35
Released						Restarted changelog (previous changes in changelog-20191213)	2019-12-13	1:42
Released		SYNC	(Master folder)				2019-12-13	1:43
Released	Easy	Cosmetic	AP Calculus AB	4.3	Using integrals for volumes	Adjusted line spacings in text/formulas	2019-12-13	23:39
Released	Easy	Cosmetic	AP Calculus AB	4.2	Using integrals for areas	Added non-standard outer glow behind label f_AVG in f_AVG figure (make appearance more consistent with appearance of f©)	2019-12-13	23:43
Released	Medium	Cosmetic	AP Physics 2	12.8	Capacitors	Draft: Capacitor charging: Dashed bubble around first snapshot, added hand ghost images with streaks to all 3 snapshots	2019-12-14	0:16
Released	Copy	Cosmetic	AP Physics C EM	E1.5	Capacitors	Draft: Capacitor charging: Dashed bubble around first snapshot, added hand ghost images with streaks to all 3 snapshots	2019-12-14	0:18
Released		SYNC	(Master folder)				2019-12-14	0:45
Released	Copy	Cosmetic	AP Physics C EM	E1.5	Capacitors	Draft: Slightly modify curved whooshy for all 3 copies of thumb for capacitor charging figure, made dashed bubble go all the way to background	2019-12-15	0:00
Released	Easy	Cosmetic	AP Physics 1	5.1	Impulse delivered by a force	Area under Fx vs. t graph: Subscript F_1,x changed to F_x,1, in text replaced index i with index k	2019-12-15	13:31
Released	Copy	Cosmetic	AP Physics C Mech	5.1	Impulse delivered by a force	Area under Fx vs. t graph: Subscript F_1,x changed to F_x,1, in text replaced index i with index k	2019-12-15	13:33
Released	Easy	Cosmetic	AP Physics 1	7.1	Work done by a force	Work done by a varying force: In text subscript index i changed to subscript index k	2019-12-15	23:36
Released	Copy	Cosmetic	AP Physics C Mech	7.1	Work done by a force	Work done by a varying force: In text subscript index i changed to subscript index k	2019-12-15	23:38
Released	Easy	Cosmetic	AP Calculus AB	2.4	Extrema	Changed intro to closed interval method to include phrase "Candidates test for", deleted colon	2019-12-15	23:41
Released	Easy	Cosmetic	AP Physics 2	12.8	Capacitors	Draft: Slightly modify curved whooshy for all 3 copies of thumb for capacitor charging figure, made dashed bubble go all the way to background	2019-12-15	23:58
Released	Easy	Cosmetic	AP Physics 1	5.1	Impulse delivered by a force	F-t graph: redid glow on Delta t	2019-12-17	0:42
Released	Copy	Cosmetic	AP Physics C Mech	5.1	Impulse delivered by a force	F-t graph: redid glow on Delta t	2019-12-17	0:44
Released	Easy	Cosmetic	AP Physics 1	7.1	Work done by a force	F-ell graph: redid glow on Delta ell	2019-12-17	0:49
Released	Copy	Cosmetic	AP Physics C Mech	7.1	Work done by a force	F-ell graph: redid glow on Delta ell	2019-12-17	0:54
Released	Easy	Cosmetic	AP Physics 1	7.1	Work done by a force	F-ell graph page: Added missing period at end of text	2019-12-17	1:10
Released	Copy	Cosmetic	AP Physics C Mech	7.1	Work done by a force	F-ell graph page: Added missing period at end of text	2019-12-17	1:12
Released	Easy	Cosmetic	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet (APP1)	Removed subscript "F" from formula for work done by a torque	2019-12-17	1:17
Released	Easy	Cosmetic	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc (APPC)	Removed subscript "F" from formula for work done by a torque	2019-12-17	1:23
Released	Easy	Cosmetic error	AP Physics 1	5.1	Impulse delivered by a force	F-t graph page: Summation lower bound index changed from i to k	2019-12-17	15:39
Released	Copy	Cosmetic error	AP Physics C Mech	5.1	Impulse delivered by a force	F-t graph page: Summation lower bound index changed from i to k	2019-12-17	15:40
Released	Easy	Cosmetic error	AP Physics 1	7.1	Work done by a force	Fparallel-ell graph page: Summation lower bound inex changed from i to k	2019-12-17	15:43
Released	Copy	Cosmetic error	AP Physics C Mech	7.1	Work done by a force	Fparallel-ell graph page: Summation lower bound inex changed from i to k	2019-12-17	15:45
Released	Medium	Missing item	AP Physics 1	8.1.2	Accruing effects of varying torques	DRAFT: Created chart to compare linear impulse and angular impulse and to compare work done by a force and work done by a torque	2019-12-17	15:59
Released	Copy	Missing item	AP Physics C Mech	8.1.2	Accruing effects of varying torques	DRAFT: Created chart to compare linear impulse and angular impulse and to compare work done by a force and work done by a torque	2019-12-17	16:00
Released		SYNC	(Master folder)				2019-12-17	16:01
Released	Easy	Small missing item	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet (APP1)	Added faint corkscrew to subscript of omega_AVG (omega_corkscrew,AVG); removed "Definitions | Relationships" row in kinematics	2019-12-20	20:53
Released	Easy	Small missing item	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc (APPC)	Added faint corkscrew to subscript of omega (omega_corkscrew); removed "Definitions | Relationships" row in kinematics	2019-12-20	20:56
Released		SYNC	(Master folder)				2019-12-20	20:58
Released	Easy	Cosmetic	AP Calculus AB	3.1	Definite integrals and area	Changed title from 'Definite integral formalizes notion of area under curve' to 'Definite integral formalizes notion of signed area "under" curve'	2019-12-21	0:31
Released	Easy	Cosmetic	AP Physics 1	5.1	Impulse delivered by a force	Changed title to mention "object"	2019-12-21	0:40
Released	Copy	Cosmetic	AP Physics C Mech	5.1	Impulse delivered by a force	Changed title to mention "object"	2019-12-21	0:41
Released	Easy	Cosmetic	AP Physics 1	7.1	Work done by a force	Changed title to mention "object"	2019-12-21	0:43
Released	Copy	Cosmetic	AP Physics C Mech	7.1	Work done by a force	Changed title to mention "object"	2019-12-21	0:44
Released		SYNC	(Master folder)				2019-12-21	0:45
Released	Easy	Small error	AP Calculus AB	4.3	Using integrals for volumes	Volume of solid of revolution: Updated text about exchanging x and y, added optional text referring to labeling corners of slice, grayed text related to swapping x and y	2019-12-24	10:25
Released	Easy	Cosmetic	AP Calculus BC	4.6	Arc lengths and surfaces of revolution	Small updates to text instructions for setting up surface of revolution problems	2019-12-24	10:34
Released	Easy	Small missing item	AP Calculus BC	3.6	Integration by parts	Added figure panels for/based on product rule for derivatives, added derivation in terms of f and g rectangular areas	2019-12-24	12:51
Released	Easy	Cosmetic	AP Calculus AB	3.1	Definite integrals and area	Limiting process: Last panel: Moved Delta x arrow to different rectangle, added f(x_i^*) arrow/label	2019-12-24	18:59
Released	Easy	Cosmetic	AP Physics 1	7.2.1	Potential energy	Draft: p. 2 Putative conserved quantity situations figure: Adjusted dashed bubble shape	2019-12-24	19:32
Released	Copy	Cosmetic	AP Physics C Mech	7.2.1	Potential energy	Draft: p. 2 Putative conserved quantity situations figure: Adjusted dashed bubble shape	2019-12-24	19:33
Released	Easy	Cosmetic	AP Calculus AB	2.1	Derivatives	Product rule 3d figure: Removed small foreground portion of graph of y = g(x)	2019-12-25	18:59
Released	Copy fig	Cosmetic	AP Calculus BC	3.6	Integration by parts	Product rule 3d figure: Removed small foreground portion of graph of y = g(x) (give more leeway for integration figure to possibly be scaled correctly)	2019-12-25	19:01
Released	Easy	Cosmetic	AP Physics C EM	E1.4	Gauss's Law	Electric flux: E-vector label hor. centered then shifted 2 px left	2019-12-25	19:36
Released	Easy	Cosmetic	AP Physics 2	14.1	Electromagnetism	Magnetic flux: B-vector label hor. centered then shifted 2 px left	2019-12-25	19:40
Released	Copy fig	Cosmetic	AP Physics C EM	N1.1	Electromagnetism	Magnetic flux: B-vector label hor. centered then shifted 2 px left	2019-12-25	19:44
Released		SYNC	(Master folder)				2019-12-25	19:46
Released	Easy	Cosmetic	AP Physics 1	12.4	Current	Updated KLR text	2019-12-26	21:49
Released	Easy	Cosmetic	AP Physics C EM	E2.1.1	Current	Updated KLR text, updated I-in-terms-of-charge-carriers formula (underbrace for I), updated formatting of |P| = |d(QDeltaV)/dt|	2019-12-26	21:50
Released	Easy	Cosmetic	AP Physics 1	4.5	Gravitation	Both common-separation r double-headed arrows in right column: shift down 20 px to avoid almost touching dashed bubble at top	2019-12-27	23:52
Released	Copy	Cosmetic	AP Physics C Mech	4.5	Gravitation	Both common-separation r double-headed arrows in right column: shift down 20 px to avoid almost touching dashed bubble at top	2019-12-27	23:53
Released	Medium	Missing item	AP Physics 1	12.4	Current	Draft: Added phrase "Definition of resistance", resistor expressions rearranged, Electric power: Added dashed bubble around system, added energy bar chart, reformatted to use more of page	2019-12-28	2:24
Released	Tedious	Missing item	AP Physics C EM	E2.1.1	Current	Draft: Added drift velocity starburst diagram, Added phrase "Definition of resistance", resistor expressions rearranged, Electric power: Added dashed bubble around system, added energy bar chart, reformatted to use more of page	2019-12-28	2:25
Released		SYNC	(Master folder)				2019-12-28	2:28
Released	Easy	Cosmetic	AP Physics 1	5.2	Not-necessarily-conservation laws	Equation for impulse-momentum: changed EXT ON SYS to EXT\rightarrowSYS	2019-12-28	23:58
Released	Copy	Cosmetic	AP Physics C Mech	5.2	Not-necessarily-conservation laws	Equation for impulse-momentum: changed EXT ON SYS to EXT\rightarrowSYS	2019-12-28	23:59
Released	Easy	Cosmetic	AP Physics C EM	E2.3.1	Mnemonic for exponential decays	Changed subscript for y_{max} to y_{MAX}	2019-12-29	0:02
Released	Easy	Cosmetic	AP Physics C EM	E2.3.1	RC Charging	Changed title to indicate charging occurring, changed CsquiggleE - Q \geq 0 to CsquiggleE - Q > 0	2019-12-29	0:05
Released	Easy	Cosmetic	AP Physics C EM	N1.3	LR Increasing current	Changed title to indicate increasing current occurring	2019-12-29	0:07
Released		SYNC	(Master folder)				2019-12-29	0:09
Released	Easy	Cosmetic	AP Physics C EM	E2.3	RC Charging	Adjusted some line spacings (to improve table in midde column)	2019-12-29	11:37
Released	Easy	Cosmetic	AP Physics C EM	N1.3	LR Increasing current	Adjusted some line spacings (to improve table in midde column)	2019-12-29	11:40
Released	Easy	Cosmetic	AP Physics 1	5.2	Not-necessarily-conservation laws	Added trailing whooshies/streaks to spring portions of "object 1" in all snapshots	2019-12-29	11:55
Released	Copy	Cosmetic	AP Physics C Mech	5.2	Not-necessarily-conservation laws	Added trailing whooshies/streaks to spring portions of "object 1" in all snapshots	2019-12-29	11:56
Released	Easy	Cosmetic	AP Physics C EM	M1.3	Solenoids	Adjusted spacing above and below solenoid figures	2019-12-29	19:24
Released	Easy	Cosmetic	AP Physics 2	13.1	Magnetism	Biot-Savart figure 2nd panel: shift 2px up: rvector labels for horizontal rvectors	2019-12-30	22:51
Released	Easy	Cosmetic	AP Physics C EM	M1.1	Magnetism	Biot-Savart figure 2nd panel: shift 2px up: rvector labels for horizontal rvectors	2019-12-30	22:53
Released	Easy	Cosmetic	AP Physics 1	5.0	Newt 2 can be re-expressed	3-panel two-object collision figure: Added whooshies to spring	2019-12-30	23:05
Released	Copy	Cosmetic	AP Physics C Mech	5.0	Newt 2 can be re-expressed	3-panel two-object collision figure: Added whooshies to spring	2019-12-30	23:06
Released	Easy	Cosmetic	AP Physics 1	12.4	Current	Both resistor figures: Changed current arrow capstyle from round to square	2019-12-31	12:30
Released	Medium	Missing item	AP Physics C EM	E2.1.1	Current	Both resistor figures: Changed current arrow capstyle from round to square, moved E-field label; 1st resistor figure: Added blue morsel of length vd Delta t, representative fakely-straight-line-drifting electrons	2019-12-31	13:12
Released	Easy	Cosmetic	AP Physics 2	7.5	Fluid mechanics	Adopted uglier layering style of blue and black outlines near cylindrical morsels to be consistent with blue morsel in E2.1.1	2019-12-31	13:29
Released	Tedious	Cosmetic	AP Physics C EM	M1.1	Magnetism with calculus	Small layering/dashed outline styling type edits, including making blue morsel layerings more consistent with E2.1.1 style	2019-12-31	16:08
Released	Tedious	Cosmetic	AP Physics 2	13.1	Magnetism	Small layering/dashed outline styling type edits, including making blue morsel layerings more consistent with E2.1.1 style	2019-12-31	16:11
Released		SYNC	(Master folder)				2019-12-31	16:13
Released	Easy	Cosmetic	AP Physics 2	7.5	Fluid mechanics	Failed draft: Continuity & Bernoulli: made horizontalish whooshies actually horizontal (they were ~0.01px tall); subsequent observation suggests AI probably rejected a lot of these edits	2020-01-01	15:04
Released	Easy	Cosmetic	AP Physics 1	2.2.3	Resolve vector components using trigonometry	Without triangles panel: Nudged one of the horizontal whooshies	2020-01-01	15:29
Released	Copy	Cosmetic	AP Physics C Mech	2.2.3	Resolve vector components using trigonometry	Without triangles panel: Nudged one of the horizontal whooshies	2020-01-01	15:30
Released	Tedious	Missing item	AP Physics 1	12.4	Current	Draft: Redid last page (electric power) more carefully deriving P = I Delta V by focusing on energy changes for small parcels of charge, mentioned hands in subscript of work in energy bar chart	2020-01-01	16:39
Released	Copy pg. 3 of 3	Missing item	AP Physics C EM	E2.1.1	Current	Draft: Redid last page (electric power) more carefully deriving P = I Delta V by focusing on energy changes for small parcels of charge, mentioned hands in subscript of work in energy bar chart	2020-01-01	16:42
Released		SYNC	(Master folder)				2020-01-01	16:44
Released	Easy	Cosmetic	AP Physics 1	12.4	Current	Electric power situation: Moved plates of charge at left and right outward (so as not to sit on equipotential lines), added lattice of faint positive charges, added shadows to conduction electrons, edited electric circuit device energy bar chart	2020-01-01	22:22
Released	Copy figs	Cosmetic	AP Physics C EM	E2.1.1	Current	Electric power situation: Moved plates of charge at left and right outward (so as not to sit on equipotential lines), added lattice of faint positive charges, added shadows to conduction electrons, edited electric circuit device energy bar chart	2020-01-01	22:24
Released		SYNC	(Master folder)				2020-01-01	22:25
Released	Easy	Missing item	AP Physics C Mech	0.0	AP Physics C Mechanics outline	SHM: Added listing for 2009 FRQ M2	2020-01-02	12:48
Released	Easy	Cosmetic	AP Physics 1	10.3	SHM cribsheet	mass-spring FBD: Changed congruent hash cap style round->square; ideal pendulum: changed tension label T -> F_T	2020-01-05	19:49
Released	Copy	Cosmetic	AP Physics C Mech	10.3	SHM cribsheet	mass-spring FBD: Changed congruent hash cap style round->square; ideal pendulum: changed tension label T -> F_T	2020-01-05	19:50
Released	Copy fig	Cosmetic	AP Physics 1	10.2	SHM UCM connection	mass-spring FBD: Changed congruent hash cap style round->square	2020-01-05	19:51
Released	Copy	Cosmetic	AP Physics C Mech	10.2	SHM UCM connection	mass-spring FBD: Changed congruent hash cap style round->square	2020-01-05	19:53
Released	Easy	Cosmetic	AP Physics 1	10.1	SHM Graphs	Adjusted some whooshy lengths on comic strip snapshots	2020-01-06	0:18
Released	Copy	Cosmetic	AP Physics C Mech	10.1	SHM Graphs	Adjusted some whooshy lengths on comic strip snapshots	2020-01-06	0:20
Released	Medium	Cosmetic	AP Physics 1	10.5	Resonance	Adjusted some whooshy lengths on comic strip snapshots	2020-01-06	0:28
Released	Copy	Cosmetic	AP Physics C Mech	10.5	Resonance	Adjusted some whooshy lengths on comic strip snapshots	2020-01-06	0:29
Released		SYNC	(Master folder)				2020-01-06	0:31
Released	Easy	Cosmetic	AP Physics 1	12.4	Current	Current: I arrow end cap style round->square; KJR: I arrows end cap styles: round->square	2020-01-06	12:17
Released	Medium	Cosmetic (and small error)	AP Physics C EM	E2.1.1	Current	Current: I arrow end cap style round->square, changed area notation to Avector with perpendicular arrow, edited J formula to read dI = Jvect dot dAvect, KJR: I arrows end cap styles: round->square	2020-01-06	12:27
Released	Easy	Cosmetic	AP Physics 1	8.x	(Multiple)	Renumbered handouts (both PDFs and source DOCXs): previous 8.4->now 8.3, previous 8.1.2->now 8.4	2020-01-06	14:14
Released	Easy	Cosmetic	AP Physics C Mech	8.x	(Multiple)	Renumbered handouts (PDFs): previous 8.4->now 8.3, previous 8.1.2->now 8.4	2020-01-06	14:19
Released		SYNC	(Master folder)				2020-01-06	14:21
Released	Medium	Small missing item	AP Physics 2	15.4	Reflections and thin-film interference	Draft: Reflection at boundary figures: Added very faint future just-reach-boundary snapshots (with gradient stroke opacity) and N3L tension force pairs, one of the panels needed whooshy end cap styles changed round->square	2020-01-07	0:05
Released	Easy	Cosmetic	AP Physics 1	11.1	Waves	Standing wave comic strip: 1st panel: relabled tension forces in F_T style instead of T style	2020-01-07	0:09
Released		SYNC	(Master folder)				2020-01-07	0:11
Released	Tedious	Cosmetic	AP Calculus AB	2.7	Curve sketching	Redid layout for 14.875"x11", added case table for 1st derivative test	2020-01-08	2:51
Released	Medium	Cosmetic	AP Physics C EM	E1.4	Gauss's Law	Both figures restyled endcaps of some line segments round->square; did some nudging in electric flux figure	2020-01-08	12:54
Released	Easy	Cosmetic	AP Physics C EM	E2.1.1	Current	1st figure (current, J): area vector line segment end caps: round end caps became square, small nudge/alignment	2020-01-08	12:58
Released	Medium	Cosmetic	AP Physics C EM	E1.2	Electric fields and potentials with calculus	pg. 1 E/V definitions figure: A bunch of line endcap style edits round->square; for dashed distance measurements changed from 8 pt dash 24 pt gap round end caps to 18 pt dash 14 pt gap square end caps	2020-01-08	13:10
Released	Copy fig	Cosmetic	AP Physics 2	12.3.2	Electric fields and potentials	pg. 1 E/V definitions figure: A bunch of line endcap style edits round->square; for dashed distance measurements changed from 8 pt dash 24 pt gap round end caps to 18 pt dash 14 pt gap square end caps	2020-01-08	13:13
Released	Easy	Error	AP Physics 1	8.4	Accruing effects of varying torques	Angular impulse eqn.: Put sum_k around \Delta t in what was originally \tau_AVG \Delta t, reduced figure sizes	2020-01-08	14:10
Released	Copy	Error	AP Physics C Mech	8.4	Accruing effects of varying torques	Angular impulse eqn.: Put sum_k around \Delta t in what was originally \tau_AVG \Delta t, reduced figure sizes	2020-01-08	14:12
Released		SYNC	(Master folder)				2020-01-08	14:13
Released	Medium	Cosmetic	AP Physics C EM	E1.4	Gauss's Law	Electric flux panels: Various slight re-alignment translations and rotations	2020-01-08	23:00
Released	Medium	Cosmetic	AP Physics 2	14.1	Electromagnetism	Magnetic flux panels: Various slight re-alignment translations and rotations	2020-01-08	23:17
Released	Copy fig & modify	Cosmetic	AP Physics C EM	E1.4	Gauss's Law	Electric flux panels: Inherit additional small re-alignments made for 14.1	2020-01-08	23:19
Released	Medium & Copy fig	Cosmetic	AP Physics C EM	N1.1	Electromagnetism	Copied magnetic flux panels figure, cosmetically edited magnetic flux potato figure (endcaps style: round->square, adjusted empty spaces near piercings, rotationally nudged some piercings	2020-01-08	23:37
Released	Easy	Cosmetic	AP Physics 1	5.3	Parallels momentum energy (APP1)	Reformatted x- and y-impulse as signed area under Fx vs. t and Fy vs. t graph equations	2020-01-09	17:55
Released	Easy	Cosmetic	AP Calculus AB	2.7	Curve sketching	On sign charts removed parentheses surrounding + and - symbols	2020-01-10	1:55
Released	Easy	Cosmetic	AP Physics C Mech	7.2.4	Inverse-square fields have inverse-r potentials	Electric potential figure: Changed q_{SRC} to q	2020-01-10	2:04
Released	Copy	Cosmetic	AP Physics C EM	E1.2.2	Inverse-square fields have inverse-r potentials	Electric potential figure: Changed q_{SRC} to q	2020-01-10	2:06
Released	Easy	Cosmetic	AP Physics 1	5.2	Not-necessarily-constant sums	Changed filename	2020-01-10	14:08
Released	Copy	Cosmetic	AP Physics C Mech	5.2	Not-necessarily-constant sums	Changed filename	2020-01-10	14:09
Released	Easy	Cosmetic	AP Physics 1	8.5	Rotational not-necessarily-constant sums	Changed filename	2020-01-10	14:10
Released	Copy	Cosmetic	AP Physics C Mech	8.5	Rotational not-necessarily-constant sums	Changed filename	2020-01-10	14:11
Released	Medium	Small missing items	AP Calculus AB	2.7	Curve sketching	Added "Sign" and "Behav. of" labels on sign charts, vertically stretched layout of sign charts diagram	2020-01-10	23:15
Released	Medium	Small missing items	AP Calculus AB	2.6	Derivative tests	Added conditions/sentences in terms of f' for concavity, added note for Stewart poi definition that there is implied continuity	2020-01-10	23:38
Released	Medium	Missing item	AP Physics 1	5.2	Not-necessarily-constant sums	Draft: Added vector arrow representation of impulse-momentum theorem	2020-01-11	0:22
Released	Copy	Missing item	AP Physics C Mech	5.2	Not-necessarily-constant sums	Draft: Added vector arrow representation of impulse-momentum theorem	2020-01-11	0:23
Released		SYNC	(Master folder)				2020-01-11	0:25
Released	Easy	Cosmetic	AP Physics 1	5.2	Not-necessarily-constant sums	Nudged p_2,i = 0 vector label right	2020-01-11	0:32
Released	Copy	Cosmetic	AP Physics C Mech	5.2	Not-necessarily-constant sums	Nudged p_2,i = 0 vector label right	2020-01-11	0:33
Released	Easy	Small missing items	AP Physics 2	12.8	Capacitors	Made compatible with APPCEM: Added integral for energy stored, drew up arrow Delta V Riemann sum box	2020-01-11	13:31
Released	Copy	Small missing items	AP Physics C EM	E1.5	Capacitors	Made compatible with APPCEM: Added integral for energy stored, drew up arrow Delta V Riemann sum box	2020-01-11	13:33
Released	Medium	Small missing items	AP Physics 1	5.1	Impulse delivered by a force	Made compatible with APPCM: Added integral for x-impulse, added t_i and t_f to figure, highlighted F_x,k (3rd Riemann sum box) rather than first, adjusted area-under-curve gradient, adjusted line spacing on varying force page	2020-01-11	14:16
Released	Copy	Small missing items	AP Physics C Mech	5.1	Impulse delivered by a force	Made compatible with APPCM: Added integral for x-impulse, added t_i and t_f to figure, highlighted F_x,k (3rd Riemann sum box) rather than first, adjusted area-under-curve gradient, adjusted line spacing on varying force page	2020-01-11	14:17
Released	Easy	Small missing items	AP Physics 1	7.1	Work done by a force	Made compatible with APPCM: Added integral for work done by varying force, added \ell_i and \ell_f to figure, highlighted F_\parallel,k (3rd Riemann sum box) rather than first, adjusted gradient for area under curve, adjusted line spacing for area under curve pg	2020-01-11	14:21
Released	Copy	Small missing items	AP Physics C Mech	7.1	Work done by a force	Made compatible with APPCM: Added integral for work done by varying force, added \ell_i and \ell_f to figure, highlighted F_\parallel,k (3rd Riemann sum box) rather than first, adjusted gradient for area under curve, adjusted line spacing for area under c	2020-01-11	14:23
Released	Copy figs, Easy	Small missing items	AP Physics 1	8.4	Accruing effects of varying torques	Made compatible with APPCM: Added integrals, updated all figures based on immediately preceding edits	2020-01-11	14:29
Released	Copy	Small missing items	AP Physics C Mech	8.4	Accruing effects of varying torques	Made compatible with APPCM: Added integrals, updated all figures based on immediately preceding edits	2020-01-11	14:30
Released	Medium	Small missing items	AP Physics C Mech	7.1.2	Work done along a path (APPC)	Stylistic changes to area-under curve figure (added \ell_i, \ell_f labels, vertical up arrow to indicate parallel component of force for Riemann sum box	2020-01-11	15:01
Released	Medium	Small missing items	AP Physics 2	18.1	Thermo first law	PV work figure: added tickmark labels for initial, final pressures and volumes, added vertical up arrow for pressure for Riemann sum box	2020-01-11	15:20
Released	Easy	Cosmetic	AP Physics C Mech	7.1.2	Work done along a path (APPC)	Area-under-curve figure: Adjusted line widths and gradient boundary locations (emphasized Riemann sum box should have 2 pt line width, other boxes 1.5 pt line width)	2020-01-11	15:27
Released	Easy	Cosmetic	AP Physics 2	12.8	Capacitors	Area-under-curve figure: Recentered bright portion of gradient, adjusted line widths and right gradient boundary location (emphasized Riemann sum box should have 2 pt line width, other boxes 1.5 pt line width)	2020-01-11	15:34
Released	Copy	Cosmetic	AP Physics C EM	E1.5	Capacitors	Area-under-curve figure: Recentered bright portion of gradient, adjusted line widths and right gradient boundary location (emphasized Riemann sum box should have 2 pt line width, other boxes 1.5 pt line width)	2020-01-11	15:36
Released	Easy	Error	AP Physics 2	17.3	Subatomic physics	p. 2: "(Non) conservation laws"->"Conservation laws", changed style of subscripts EXT ON SYS to EXT->SYS	2020-01-13	11:36
Released	Easy	Cosmetic	AP Physics 1	12.1	Electric charge and force	Charge conservation: changed subscript style on DeltaQ term, Electric charge (added faint gray "electric" before "charge" in body text of definition), various line spacing-type adjustments	2020-01-13	11:44
Released	Copy	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	Charge conservation: changed subscript style on DeltaQ term, Electric charge (added faint gray "electric" before "charge" in body text of definition), various line spacing-type adjustments	2020-01-13	11:46
Released	Easy	Cosmetic	AP Calculus AB	1.3	Calculating limits	p. 2 Trig limits: Changed dashed line style from 2pt dash, 8pt gap, round end caps to 5pt dash, 5pt gap, square end caps	2020-01-14	11:52
Released	Tedious	Error	AP Calculus AB	2.3	l'Hospital's rule	Expanded discussion in artificial motivating example to get to conclusion that looks like strong form of l'H, added explicit hypothesis-conclusion presentation of l'H, edited steps to require explicit mentioning of individual limits turning into 0s or infinities and mentioning "Using l'Hopital's rule", reformatted examples accordingly, used ln L format (instead of writing out exp(ln( )) in last example (power to quotient) example, expanded page size to 11"x14.875"	2020-01-15	1:40
Released		SYNC	(Master folder)				2020-01-15	1:46
Released	Easy	Cosmetic	AP Calculus AB	2.3	l'Hospital's rule	Changed the first set of purple labels (Eqs. 3.1) to emoji of zany face	2020-01-15	2:24
Released	Tedious	Missing item	Make and solve physics	T.1.2	Experimental design	Draft: Giant chart for solving experimental design and analysis problems	2020-01-16	14:31
Released	Easy	Cosmetic error	Make and solve physics	T1.2	Experimental design	Opened artboard downward (to prevent chopping off bottom of poster), rephrased title, added DAVIDLIAO.COM near title, mentioned multiple input quantities when computing plausible alternative value of y	2020-01-17	14:04
Released	Easy	Cosmetic	AP Physics 1	7.1	Work done by a force	Fparallel-ell graph: Fixed line widths (2 pt for emphasized Riemann sum rect, 1.5 else), moved gradient shading vertical boundaries; why did the exported image dimensions slightly change?	2020-01-17	14:29
Released	Copy	Cosmetic	AP Physics C Mech	7.1	Work done by a force	Fparallel-ell graph: Fixed line widths (2 pt for emphasized Riemann sum rect, 1.5 else), moved gradient shading vertical boundaries; why did the exported image dimensions slightly change?	2020-01-17	14:31
Released	Easy	Cosmetic	AP Calculus AB	3.1	Definite integrals and area	Re-expressed definite integral definition with n->infty rather than Deltax->0; moved integral boundary locations vertically outward, adjusted line spacing to keep handout to single page, changed N to n	2020-01-17	18:30
Released	Easy	Cosmetic	AP Calculus BC	3.8	Improper integrals	Re-expressed definite integral definition with n->infty rather than Deltax->0, changed N to n	2020-01-17	18:31
Released	Easy	Cosmetic	AP Calculus AB	3.2	RAM	Moved integral boundary locations vertically outward; adjusted line spacing to keep handout to single page, changed N to n	2020-01-17	18:37
Released	Easy	Cosmetic	AP Calculus AB	3.2.2	TAM	Moved integral boundary locations vertically outward; adjusted line spacing to make handout spacing consistent with 3.2, changed N to n	2020-01-17	18:38
Released	Easy	Error	AP Calculus AB	3.2	RAM	Column subtitle for "Subinterval" renamed from n to i	2020-01-17	18:44
Released	Easy	Error	AP Calculus AB	3.2.2	TAM	Column subtitle for "Subinterval" renamed from n to i	2020-01-17	18:45
Released	Easy	Cosmetic	AP Calculus AB	3.2.3	TAM	Renumbered 3.2.2->3.2.3	2020-01-17	19:18
Released	Easy	Cosmetic	AP Calculus AB	3.2.4	Integration table	Renumbered 3.2.3->3.2.4	2020-01-17	19:18
Released	Medium	Missing item	AP Calculus AB	3.2.2	Matching definite integrals with limits of Riemann sums	Created draft	2020-01-17	19:20
Released	Easy	Cosmetic	AP Calculus AB	3.2.1	RAM	Renumbered 3.2->3.2.1	2020-01-17	19:21
Released	Medium	Missing item	AP Calculus AB	2.6	Derivative tests	pg. 1: Added parenthetic light-gray "(strictly)" to names for increasing and decreasing; p.o.i. pg: Added table column headers (Hypotheses | Illustration | Name); added Larson, Finney, Hass definitions of concave up/down and noted in "examples of sufficient conditions" that condition in terms of f' was essential feature of Larson, Finney, Hass definition; various little table alignment nudges	2020-01-18	12:47
Released		SYNC	(Master folder)				2020-01-18	12:49
Released	Easy	Cosmetic	AP Calculus AB	2.6	Derivative tests	pg. 1: Removed parenthetic light-gray "(strictly)" from names for increasing and decreasing	2020-01-18	12:53
Released	Easy	Cosmetic	AP Calculus AB	2.6	Derivative tests	Concavity pg.: Grammatical/word-choice/formatting-level edits to inline footnotes referring to Larson, Finney, and Hass textbooks	2020-01-18	12:57
Released	Easy	Cosmetic	AP Physics 1	5.1	Impulse delivered by a force	Fx-t graph: Fixed line widths (2 pt for emphasized Riemann sum rect, 1.5 else), moved gradient shading vertical boundaries	2020-01-19	20:19
Released	Copy	Cosmetic	AP Physics C Mech	5.1	Impulse delivered by a force	Fx-t graph: Fixed line widths (2 pt for emphasized Riemann sum rect, 1.5 else), moved gradient shading vertical boundaries	2020-01-19	20:20
Released	Easy	Cosmetic	AP Physics 1	8.4	Accruing effects of varying torques	Graphs: fixed line widths (2 pt for emphasized Riemann sum rect, 1.5 else), moved gradient shading vertical boundaries	2020-01-19	20:26
Released	Copy	Cosmetic	AP Physics C Mech	8.4	Accruing effects of varying torques	Graphs: fixed line widths (2 pt for emphasized Riemann sum rect, 1.5 else), moved gradient shading vertical boundaries	2020-01-19	20:28
Released	Easy	Cosmetic	AP Physics 1	7.2.1	Potential energy	GPE: Added mass m label to box, added down arrow to first down segment of path II, added "1 m" scale bar; Draft: pg. 2: Reworded "A conserved quantity?" to read "A constant sum?", added mass m label to sphere	2020-01-19	20:54
Released	Copy	Cosmetic	AP Physics C Mech	7.2.1	Potential energy	GPE: Added mass m label to box, added down arrow to first down segment of path II, added "1 m" scale bar; Draft: pg. 2: Reworded "A conserved quantity?" to read "A constant sum?", added mass m label to sphere	2020-01-19	20:57
Released	Easy	Cosmetic	AP Physics C Mech	7.5	Types of collisions	Renumbered old 7.4->new 7.5	2020-01-19	22:16
Released	Easy	Cosmetic	AP Physics 1	7.5	Types of collisions	Renumbered old 7.4->new 7.5	2020-01-19	22:17
Released	Easy	Cosmetic	AP Physics 1	7.4	SiQuENC Work-energy	Renumbered old 7.3->new 7.4	2020-01-19	22:18
Released	Tedious	Missing item	AP Physics 1	7.3	Internal energy	Created draft	2020-01-19	22:37
Released	Copy	Missing item	AP Physics C Mech	7.3	Internal energy	Created draft	2020-01-19	22:38
Released	Easy	Cosmetic	AP Physics 2	18.1	Thermo first law	Heating methods lattice vibrations insets: Nudged upper rows up and lower rows down to make crystal lattice look more isotropic	2020-01-19	22:46
Released	Easy	Cosmetic	AP Calculus AB	1.1	Limit definitions	The quotations marks surrounding the equals signs for the infinite limits: made fainter (gray)	2020-01-19	22:50
Released	Easy	Cosmetic	AP Calculus AB	2.7	Curve sketching	Increased spacing (added third-font-size space) between "of" and Italic "f" in figure	2020-01-19	22:57
Released	Medium	Cosmetic	AP Physics 2	18.1	Thermo first law	Changed subscripts from Delta Q_{INTO SYS} and Delta W_{ON SYS} to Delta Q_{SURR->SYS} and Delta W_{SURR->SYS}	2020-01-19	23:13
Released	Easy	Cosmetic	AP Physics 2	18.2	Thermo second law	pg. 1: Delta Q_REV,INTO SYS replaced with Delta Q_REV,SURR->SYS; pg. 3: replaced INTO and ON prepositions in subscripts with ->, various little vertical align nudging	2020-01-19	23:22
Released	Medium	Cosmetic	SAT Physics	5.2.1	Heating curve	Changed graph from collection of segments to joined path, changed endcap style from round to square, added origin to graph, added scale breaks to graph	2020-01-19	23:44
Released	Easy	Cosmetic	AP Physics C Mech	7.4	SiQuENC Work-energy	Renumbered old 7.3->new 7.4	2020-01-19	22/16
Released	Medium	Cosmetic	SAT Physics	18.3	Heat engines	Changed subscript prepositions "ON" and "INTO" to arrows in text and figures, a bunch of resizing/nudging to make everything fit oK, vertically centered figures in their table cells, grammatical edits to discussions of Carnot heat engine efficiency and Carnot heat pump c.o.p.s	2020-01-20	0:31
Released		SYNC	(Master folder)				2020-01-20	0:34
Released	Easy	Missing item	Make and solve physics	T.1.2	Experimental design	Added warning blurb about MC trap where proposed procedure specifies changing variable that shouldn't be changed; did some nudging	2020-01-21	14:31
Released	Easy	Cosmetic	AP Calculus BC	3.8	Improper integrals	Vertical asymptote in interior: Adjusted blue and pink gradients in right half of graph	2020-01-21	15:47
Released	Easy	Cosmetic	AP Calculus BC	3.8	Improper integrals	Horizontal shift of main part of graph for vertical asymptote concept figure, vertical asymptote right boundary figure, vertical asymptote at both left and right boundaries figure	2020-01-21	16:06
Released	Medium	Cosmetic	AP Calculus BC	3.8	Improper integrals	pg. 1: Concept of issues with old definition of integral: both figures: Added arrows to indicate Delta x and f(x_[something]^*)	2020-01-21	22:54
Released	Tedious	Small missing items	AP Physics 1	7.3	Internal energy	Centered Earth with ball, redid dashed bubble enclosing ball and Earth, added lots of stroboscopic faint images for springs, fixed top center horizontal spring that had endpoints in wrong places (didn't properly connect with particles), added small labeled diagrams for one representative particle and one representative spring, changed mass label for main ball to uppercase M, removed whooshies from box (but included whooshies for representative particle with illustrated velocity vector)	2020-01-22	2:25
Released	Copy	Small missing items	AP Physics C Mech	7.3	Internal energy	Centered Earth with ball, redid dashed bubble enclosing ball and Earth, added lots of stroboscopic faint images for springs, fixed top center horizontal spring that had endpoints in wrong places (didn't properly connect with particles), added small labeled diagrams for one representative particle and one representative spring, changed mass label for main ball to uppercase M, removed whooshies from box (but included whooshies for representative particle with illustrated velocity vector)	2020-01-22	2:27
Released	Easy	Cosmetic	AP Physics 2	18.2	Thermo second law	Unavailability of energy to do work: adjusted some vertical spacings between vectors and labels (v, one of the Delta x)	2020-01-22	2:31
Released		SYNC	(Master folder)				2020-01-22	2:33
Released	Medium	Cosmetic	AP Physics 1	7.3	Internal energy	Added stroboscopic copies (with some whooshies) for "zoom-in-box-&-rays", adjusted shape of bottom (2?) whooshies on peak-of-trajectory snapshot	2020-01-22	12:20
Released	Copy	Cosmetic	AP Physics C Mech	7.3	Internal energy	Added stroboscopic copies (with some whooshies) for "zoom-in-box-&-rays", adjusted shape of bottom (2?) whooshies on peak-of-trajectory snapshot	2020-01-22	12:21
Released	Easy	Cosmetic	AP Physics 1	3.6	Free-fall & projectile motion	Both panels: Peak-of-flight snapshot: Replaced bottom 2 whooshies with bottom 2 whooshies from edits to 7.3	2020-01-22	12:28
Released	Copy	Cosmetic	AP Physics C Mech	3.6	Free-fall & projectile motion	Both panels: Peak-of-flight snapshot: Replaced bottom 2 whooshies with bottom 2 whooshies from edits to 7.3	2020-01-22	12:30
Released	Easy	Cosmetic	AP Physics 1	4.5	Gravitation	Changed labels L and R to 1 and 2, cheated spacing on + and = surrounding Delta W_HANDS in energy bar chart	2020-01-23	0:12
Released	Copy	Cosmetic	AP Physics C Mech	4.5	Gravitation	Changed labels L and R to 1 and 2, cheated spacing on + and = surrounding Delta W_HANDS in energy bar chart	2020-01-23	0:14
Released		SYNC	(Master folder)				2020-01-23	0:16
Released	Easy	Cosmetic	AP Physics 1	7.3	Internal energy	Added light blue dashed arrows showing correspondences between energy differences with microscopic view and U_INT for macroscopic view	2020-01-23	1:28
Released	Copy	Cosmetic	AP Physics C Mech	7.3	Internal energy	Added light blue dashed arrows showing correspondences between energy differences with microscopic view and U_INT for macroscopic view	2020-01-23	1:29
Released	Easy	Cosmetic	AP Physics 1	3.6	Free-fall & projectile motion	Replaced -j unit vector with u_DOWN	2020-01-23	1:32
Released	Copy	Cosmetic	AP Physics C Mech	3.6	Free-fall & projectile motion	Replaced -j unit vector with u_DOWN	2020-01-23	1:33
Released	Easy	Cosmetic	AP Physics 1	7.3	Internal energy	Reworded sentence about bookkeeping energy so that sentence would not have an orphan word	2020-01-23	1:34
Released	Copy	Cosmetic	AP Physics C Mech	7.3	Internal energy	Reworded sentence about bookkeeping energy so that sentence would not have an orphan word	2020-01-23	1:36
Released	Easy	Missing item	Make and solve physics	T1.2	Experimental design	Added illustration of error bars to first section on uncertainty	2020-01-23	1:46
Released	Tedious	Missing item	AP Physics 1	7.2.1	Potential energy	Draft: Added 1st page showing potential energy as a store receiving work (push apart Earth and spacecraft)	2020-01-23	17:12
Released	Copy	Missing item	AP Physics C Mech	7.2.1	Potential energy	Draft: Added 1st page showing potential energy as a store receiving work (push apart Earth and spacecraft)	2020-01-23	17:14
Released		SYNC	(Master folder)				2020-01-23	17:17
Released	Easy	Cosmetic	AP Physics 1	7.2.1	Potential energy	pg. 1: Renamed HL and HR H1 and H2, respectively, in figure and text, added barely visible bars for K_S,I and K_S,f, changed bar chart annotation to indicate that those bars were "enlarged to show detail"	2020-01-23	21:20
Released	Copy	Cosmetic	AP Physics C Mech	7.2.1	Potential energy	pg. 1: Renamed HL and HR H1 and H2, respectively, in figure and text, added barely visible bars for K_S,I and K_S,f, changed bar chart annotation to indicate that those bars were "enlarged to show detail"	2020-01-23	21:22
Released	Easy	Cosmetic	AP Physics 1	7.2.1	Potential energy	Changed derivation for pg. 1 to start from W-E theorem for E and S individually, changed an "is" near bottom to "was"	2020-01-24	23:22
Released	Copy	Cosmetic	AP Physics C Mech	7.2.1	Potential energy	Changed derivation for pg. 1 to start from W-E theorem for E and S individually, changed an "is" near bottom to "was"	2020-01-24	23:23
Released	Easy	Small missing item	AP Physics 1	7.1	Work done by a force	pg. 1: Added light gray formula for instantaneous power for AP Physics C	2020-01-25	0:15
Released	Copy	Small missing item	AP Physics C Mech	7.1	Work done by a force	pg. 1: Added light gray formula for instantaneous power for AP Physics C	2020-01-25	0:17
Released		SYNC	(Master folder)				2020-01-25	0:18
Released	Easy	Small missing item	AP Calculus AB	3.2.1	RAM	Added columns for left and right edges of subintervals, removed sentence near bottom to keep handout to single page, cleaned up main table cells	2020-01-26	1:49
Released	Easy	Cosmetic	AP Calculus AB	3.2.3	TAM	Made style more consistent with 3.2.1 RAM (non-Italicized superscript L and R), cleared out table main cells, added note about TAM = (LRAM + RRAM)/2	2020-01-26	1:53
Released	Medium	Missing item	AP Calculus BC	4.5	Parametric	Added integrals to vector kinematics section, added another tangent segment to main y vs. x figure so can talk about y''	2020-01-26	2:20
Released	Easy	Cosmetic	AP Calculus BC	4.5	Parametric	Re-expressed integration relationships using definite integrals and bounds	2020-01-26	2:41
Released		SYNC	(Master folder)				2020-01-26	2:43
Released	Easy	Cosmetic	AP Physics 1	4.5	Gravitation	Centered congruent hash marks on forces	2020-01-27	1:19
Released	Copy	Cosmetic	AP Physics C Mech	4.5	Gravitation	Centered congruent hash marks on forces	2020-01-27	1:20
Released	Easy	Cosmetic	AP Physics 1	4.5	Gravitation	Changed mind: Shifted congruent hash marks on forces	2020-01-27	1:35
Released	Copy	Cosmetic	AP Physics C Mech	4.5	Gravitation	Changed mind: Shifted congruent hash marks on forces	2020-01-27	1:36
Released	Medium	Cosmetic	AP Physics 1	7.2.1	Potential energy	pg. 1: Ug Push apart Earth & spacecraft: distinguished congruent hashes among rows, pg. 2: Us: removed box, removed horizontal end segments of springs, added particles, renamed force F_PENUL. MORSEL->LAST MORSEL, removed "floors"	2020-01-27	2:24
Released	Copy	Cosmetic	AP Physics C Mech	7.2.1	Potential energy	pg. 1: Ug Push apart Earth & spacecraft: distinguished congruent hashes among rows, pg. 2: Us: removed box, removed horizontal end segments of springs, added particles, renamed force F_PENUL. MORSEL->LAST MORSEL, removed "floors"	2020-01-27	2:26
Released		SYNC	(Master folder)				2020-01-27	2:28
Released	Easy	Cosmetic	AP Calculus AB	3.2.2	Matching definite integrals with limits of Riemann sums	Changed instructions for getting limit of Riemann sum to mention "n" and to include explicit construction of a row dedicated just to "ith" subinterval	2020-01-27	15:59
Released	Tedious	Missing item	AP Physics 1	7.2.1	Potential energy	Added lots more details to Us figure labeling small force diagrams so can actually talk about Us, changed notation in text too	2020-01-27	16:56
Released	Copy	Missing item	AP Physics C Mech	7.2.1	Potential energy	Added lots more details to Us figure labeling small force diagrams so can actually talk about Us, changed notation in text too	2020-01-27	16:57
Released		SYNC	(Master folder)				2020-01-27	16:59
Released	Easy	Cosmetic	AP Calculus AB	2.6	Derivative tests	pp. 1 & 3: Added 1pt line spacing above & below table column header for sufficient conditions	2020-01-29	12:28
Released	Medium	Missing item	AP Calculus AB	4.2	Using integrals for areas	Average value figure: Added Riemann sum boxes, Average value text: Added equation showing motivation for definition of fAVG	2020-01-29	19:13
Released	Easy	Small error	AP Calculus AB	3.1	Definite integrals and area	Figure for limit of Riemann sum: Last figure's f(xi* was missing *, fixed	2020-01-29	19:16
Released	Easy	Cosmetic	AP Calculus AB	4.2	Using integrals for areas	Minor line spacing tweaks near bottom of top panel text	2020-01-29	19:20
Released		SYNC	(Master folder)				2020-01-29	19:22
Released	Easy	Cosmetic	AP Calculus AB	4.2	Using integrals for areas	Top panel: Split text/eqtns into 2 columns, tweaked line spacing in bottom panel; full table: tweaked horizontal positions of column divider, indentation/alignments of figures	2020-01-29	20:19
Released	Easy	Small error	Make and solve physics	T.1.2	Experimental design	Removed warning at bottom of poster about "don't say prove" (there are some types of not-very-mechanistic claims that can be shown correct)	2020-01-31	17:52
Released	Easy	Missing items	AP Physics 1	7.1	Work done by a force	Added AVG subscripts in work formula (e.g. F_parallel,AVG), broke off sum W_F = W_sum F idea into separate block of text/eqtn	2020-01-31	18:11
Released	Copy	Missing items	AP Physics C Mech	7.1	Work done by a force	Added AVG subscripts in work formula (e.g. F_parallel,AVG), broke off sum W_F = W_sum F idea into separate block of text/eqtn	2020-01-31	18:12
Released	Tedious	Missing items	AP Physics 1	7.2.1	Potential energy	Spring potential energy: change index i to index j; add normal forces to spring picture (otherwise create appearance of unbalanced forces on massless particles), show hand, draw some representative particle displacements	2020-01-31	19:40
Released	Copy	Missing items	AP Physics C Mech	7.2.1	Potential energy	Spring potential energy: change index i to index j; add normal forces to spring picture (otherwise create appearance of unbalanced forces on massless particles), show hand, draw some representative particle displacements	2020-01-31	19:42
Released		SYNC	(Master folder)				2020-01-31	19:43
Released	Easy	Cosmetic	AP Physics 1	7.2.1	Potential energy	Spring potential energy: Added hand to final picture	2020-02-01	0:05
Released	Copy	Cosmetic	AP Physics C Mech	7.2.1	Potential energy	Spring potential energy: Added hand to final picture	2020-02-01	0:07
Released	Medium	Small missing items	AP Physics 2	13.1	Magnetism	Draft: Added derivation of force on small current element formula; added some quantities (35% opacity) to small current element formula figure)	2020-02-01	0:44
Released	Copy fig parts	Small missing items	AP Physics C EM	M1.1	Magnetism with calculus	Draft: Added derivation of force on small current element formula; added some quantities (35% opacity) to small current element formula figure)	2020-02-01	0:46
Released	Tedious	Innovation	AP Physics 1	12.4	Current	Traffic "vehicles" representation of current added to or replacing arrow current representations for intro current, KJR, R combos	2020-02-01	1:50
Released	Copy figs (and one fig part)	Innovation	AP Physics C EM	E2.1.1	Current	Traffic "vehicles" representation of current added to or replacing arrow current representations for intro current, KJR, R combos	2020-02-01	1:52
Released	Easy	Cosmetic	AP Physics 2	13.1	Magnetism	Velocity vector: End cap round->square, nudged v vector label	2020-02-01	2:00
Released	Easy	Cosmetic	AP Physics C EM	M1.1	Magnetism with calculus	Velocity vector: End cap round->square, nudged v vector label	2020-02-01	2:02
Released		SYNC	(Master folder)				2020-02-01	2:04
Released	Easy	Cosmetic	AP Physics C Mech	6.2	Mass-averaging over continuous mass distributions (APPC)	2-d potato: Added directional arrows for dx and dy, integral equation underneath for xcom: added lower boundary "FORM"	2020-02-05	23:59
Released	Easy	Cosmetic	AP Physics 1	11.2	Speed of wave on string	Draft: Added FBD dots to FBDs (small size to not overwhelm spheres)	2020-02-06	0:15
Released	Medium	Cosmetic	AP Physics 1	12.5	DC (equilibrated) operation	Draft: Switched current representation style to match updated 12.4 and E2.1.1 (traffic "vehicles" style); added some missing "I" labels; adjusted vertical spacing between rows	2020-02-06	0:55
Released	Copy	Cosmetic	AP Physics C EM	E2.1.2	DC (equilibrated) operation	Draft: Switched current representation style to match updated 12.4 and E2.1.1 (traffic "vehicles" style); added some missing "I" labels; adjusted vertical spacing between rows	2020-02-06	0:57
Released		SYNC	(Master folder)				2020-02-06	0:58
Released	Tedious	Missing item	AP Physics 1	8.0.1	Rotational statics (APP1)	Created draft to introduce torque formula for classes that do rotational statics before introducing N2L for rotation	2020-02-06	12:17
Released	Easy	Cosmetic	AP Physics 1	6.1	Center of mass cribsheet	Fixed line spacing underneath first equation on pg. 2	2020-02-06	17:35
Released	Copy	Cosmetic	AP Physics C Mech	6.1	Center of mass cribsheet	Fixed line spacing underneath first equation on pg. 2	2020-02-06	17:36
Released	Easy	Cosmetic	AP Physics 1	8.0.1	Rotational statics (APP1)	Removed extra space before closing parenthesis in title, restyled pivot using bigger pivot (from ideal pendulum figure) with firm supporting ground, fixed layering error between force and angle arc in last figure (perpendicularity)	2020-02-06	17:49
Released	Easy	Cosmetic	AP Physics 1	8.2	Torque and rotational inertia	Adjusted line spacing for torque formula-pair's first appearance (pg. 2) for consistency with pg. 4	2020-02-06	17:52
Released	Copy	Cosmetic	AP Physics C Mech	8.2	Torque and rotational inertia	Adjusted line spacing for torque formula-pair's first appearance (pg. 2) for consistency with pg. 4	2020-02-06	17:53
Released	Easy	Cosmetic	AP Physics 1	8.2	Torque and rotational inertia	Fixed line spacing error at top of pg. 3 (removed extra line before text)	2020-02-06	17:54
Released	Copy	Cosmetic	AP Physics C Mech	8.2	Torque and rotational inertia	Fixed line spacing error at top of pg. 3 (removed extra line before text)	2020-02-06	17:56
Released	Easy	Cosmetic	AP Physics 1	8.0.1	Rotational statics (APP1)	Adjusted line spacing for torque formula pair (to be consistent with edit made for 8.2)	2020-02-06	17:57
Released		SYNC	(Master folder)				2020-02-06	17:59
Released	Easy	Technical error	AP Calculus BC	4.5	Parametric	Integral formula rewrote y(x) as y(t(x)) to avoid abuse of notation, added sentence about derivative and integral relationships having counterparts with x<->y	2020-02-08	1:51
Released	Easy	Cosmetic	Make and solve physics	T.1.2	Experimental design	Adjusted some horizontal alignment of y = f(x) and table in Linearization panel	2020-02-08	2:06
Released	Tedious	Missing item	Make and solve physics	T.0.3	Writing arguments for FRQs	Created (days ago, but now copied into handouts folder): Species of argument structures (loosely like having species of counterpoint)	2020-02-08	16:19
Released	Medium	Missing item	AP Physics 1	8.0.2	SiQuENC Rotational equilibrium (APP1)	Created draft: (for classes that cover rotational equilibrium before covering N2L for rotation)	2020-02-08	17:31
Released	Easy	Cosmetic	Make and solve physics	T.1.2	Experimental design	Some nudging of vertical alignment near bottom	2020-02-08	23:13
Released	Easy	Cosmetic	AP Phyiscs 1	8.0.2	SiQuENC Rotational equilibrium (APP1)	Grammar: "Write conditions" instead of "Write condition"	2020-02-09	22:35
Released	Easy	Cosmetic	Make and solve physics	T.0.3	Writing arguments for FRQs	1st species example: Refer to y-axis instead of x-axis, add subscripts to distinguish inertial and gravitational mass; 4th species example: changed wording referring to mass and acceleration, made compound relationship	2020-02-10	11:37
Released		SYNC	(Master folder)				2020-02-10	11:39
Released	Easy	Cosmetic	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet (APP1)	Adjusted line spacing for torque definitions	2020-02-10	12:50
Released	Easy	Cosmetic	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc (APPC)	Adjusted line spacing for torque definitions and changed subscript content/style for rotational impulse sum (EXT->SYS)	2020-02-10	12:56
Released	Easy	Cosmetic	AP Physics 1	8.5	Rotational not-necessarily-constant sums	Changed subscript on angular impulse torque sum from EXT ON SYS to EXT->SYS	2020-02-15	15:31
Released	Copy	Cosmetic	AP Physics C Mech	8.5	Rotational not-necessarily-constant sums	Changed subscript on angular impulse torque sum from EXT ON SYS to EXT->SYS	2020-02-15	15:32
Released	Easy	Cosmetic	AP Physics 1	8.4	Accruing effects of varying torques	Increased line spacing from 6 pt to 8 pt after titles	2020-02-15	15:34
Released	Copy	Cosmetic	AP Physics C Mech	8.4	Accruing effects of varying torques	Increased line spacing from 6 pt to 8 pt after titles	2020-02-15	15:35
Released	Easy	Cosmetic	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet (APP1)	In angular impuilse term, changed summation subscript from EXT ON SYS to EXT->SYS	2020-02-15	15:36
Released	Medium	Cosmetic error	AP Physics 1	8.2	Torque and rotational inertia	Rotational inertia panel for increased radius: Fixed alignment error for position of the mini person on the stick	2020-02-15	15:51
Released	Copy	Cosmetic error	AP Physics C Mech	8.2	Torque and rotational inertia	Rotational inertia panel for increased radius: Fixed alignment error for position of the mini person on the stick	2020-02-15	15:52
Released		SYNC	(Master folder)				2020-02-15	15:54
Released	Medium	Errors	AP Calculus BC	5.1	Series, tests, and remainders	Draft: Pp. 1-4 fixed a bunch of partial sum expressions that were from n = 1 to infty but should have been from i = 1 to n (with index i in summands), removed quotations marks surrounding = sign in front of +infty for limit comparison test, restyled conditions for limit ratio test and root test cases (no more explicit mention of L, added + signs in front of infties)	2020-02-17	1:04
Released	Easy	Cosmetic	AP Calculus AB	1.1	Limit definitions	Pg. 1: Infinite limits: Adjusted spacings for the string "=" +infty	2020-02-17	1:05
Released	Easy	Cosmetic	AP Calculus AB	2.3	l'Hospital's rule	Adjusted some spacings and alignments related to \pm type symbols in front of infties (two of the \pm needed to be lifted to the numerator of slanted fractions)	2020-02-17	1:08
Released		SYNC	(Master folder)				2020-02-17	1:10
Released	Medium	Cosmetic	AP Calculus BC	5.1	Series, tests, and remainders	Taylor of ln(x) figure: adjusted layering/opacity, smoothed ln curve, added interval restriction to overlaid equation textbox	2020-02-22	0:42
Released	Easy	Cosmetic	AP Calculus BC	5.2	Common Taylor series	ln panel: Moved interval information to front of panel (rather than have interval information as a parenthetic phrase at end of panel)	2020-02-22	0:45
Released	Medium	Missing item	AP Calculus BC	5.3.2	Series calculus tricks Obtaining series	Added various faint hints of concern about intervals of convergence, reformatted definite integrals on pg. 2 to take less space (integrated from t = 1 to t = x rather than from x = x_i to x = x_f)	2020-02-22	1:47
Released		SYNC	(Master folder)				2020-02-22	1:50
Released	Easy	Cosmetic	AP Physics 1	12.1	Electric charge and force	pg. 1 definitions for Charges in materials: Boldfacified Conductors and insulators	2020-02-28	17:18
Released	Copy	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	pg. 1 definitions for Charges in materials: Boldfacified Conductors and insulators	2020-02-28	17:20
Released	Easy	Cosmetic	AP Physics 2	15.3	Light interrupted	Adjusted line spacings so equations would not look smushed into horizontal rules	2020-03-01	16:54
Released	Medium	Cosmetic	AP Calculus BC	5.1	Series, tests, and remainders	Alternating: Added faint dots for describing remainder estimation/bound, Taylor ln graph: Changed layering of interval of convergence, opacity of gradient for interval of convergence, to match style for Lagrange error bound figure; Lagrange error bound figure: Added coordinate pair for (1.5, T2(1.5)), added glows to some text straddling solid vertical line, made error bound markers faint (to match style for alternative series error bound dots)	2020-03-01	17:18
Released		SYNC	(Master folder)				2020-03-01	17:21
Released	Easy	Cosmetic	AP Physics 2	16.3	Raytracing to determine visibility	Car-tree-mirror figure: Reduced line width of dashed normals and perpendicular signs from 3 pt to 2 pt	2020-03-01	17:32
Released	Medium	Missing item	AP Physics 1	5.2	Not-necessarily-constant sums	Draft: Situations: Added measurement of spring deformation, changed vertical dashed line thickness, fixed text stretch for \ell, improved some spring horizontal alignments	2020-03-01	18:09
Released	Copy	Missing item	AP Physics C Mech	5.2	Not-necessarily-constant sums	Draft: Situations: Added measurement of spring deformation, changed vertical dashed line thickness, fixed text stretch for \ell, improved some spring horizontal alignments	2020-03-01	18:11
Released	Easy	Missing item	AP Physics 1	5.0	Newt 2 can be re-expressed	Draft: Inherit spring deformation measurement, vertical dashed line thickness, fixed text stretch for \ell, improved horizontal alignment for spring	2020-03-01	18:18
Released	Copy	Missing item	AP Physics C Mech	5.0	Newt 2 can be re-expressed	Draft: Inherit spring deformation measurement, vertical dashed line thickness, fixed text stretch for \ell, improved horizontal alignment for spring	2020-03-01	18:19
Released	Easy	Cosmetic	AP Physics 1	5.2	Not-necessarily-constant sums	Spring horizontal alignments (top subpanel of top figure)	2020-03-01	18:34
Released	Copy	Cosmetic	AP Physics C Mech	5.2	Not-necessarily-constant sums	Spring horizontal alignments (top subpanel of top figure)	2020-03-01	18:35
Released	Easy	Cosmetic	AP Calculus BC	3.6	Integration by parts	In LIPET table, changed "Power law" to Power"	2020-03-02	11:04
Released	Medium	Missing item	AP Calculus AB	3.3.1	u-sub is backwards chain rule	Added more notes about choosing u (LIPET table, prioritizing expressions "inside" operations), spelled out isolation of dx, spelled out finding bounds, added mention of "indefinite" to last step (replacing u with expression in terms of x for indefinite integrals)	2020-03-02	11:27
Released	Medium	Cosmetic	AP Physics 1	12.1	Electric charge and force	Draft: Adapted charging by conduction figure as clipart near top of pg. 1 (added dashed bubbles so could talk about different systems)	2020-03-03	16:33
Released	Copy	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	Draft: Adapted charging by conduction figure as clipart near top of pg. 1 (added dashed bubbles so could talk about different systems)	2020-03-03	16:33
Released	Medium	Cosmetic	AP Physics 1	12.1	Electric charge and force	Draft: In each panel with an unlabeled charged object, added labels (like Q_1); showed outgoing charge in induction middle panel	2020-03-04	12:23
Released	Copy	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	Draft: In each panel with an unlabeled charged object, added labels (like Q_1); showed outgoing charge in induction middle panel	2020-03-04	12:24
Released	Tedious	Cosmetic	AP Physics 1	7.5	Types of collisions	Draft: Added labels to show spring compression, lots of little alignment edits	2020-03-04	15:54
Released	Copy	Cosmetic	AP Physics C Mech	7.5	Types of collisions	Draft: Added labels to show spring compression, lots of little alignment edits	2020-03-04	15:55
Released		SYNC	(Master folder)				2020-03-04	15:57
Released	Easy	Cosmetic	AP Physics 1	12.4	Current	Reworded KJR (total current entering …), Romanized subscript E on power on last line on last page	2020-03-09	1:50
Released	Easy	Cosmetic	AP Physics C EM	E2.1.1	Current	Reworded KJR (total current entering …), Romanized subscript E on power on last line on last page	2020-03-09	1:52
Released	Easy	Cosmetic	AP Physics 1	8.6	SiQuENC Angular impulse-momentum (APP1)	Changed lower bound for sum in angular impulse from EXT ON SYS to EXT->SYS, compensatorily adjusted horizontal alignment of equation	2020-03-10	13:01
Released	Easy	Cosmetic	AP Physics C Mech	8.6	SiQuENC Angular impulse-momentum calc (APPC)	Changed lower bound for sum in angular impulse from EXT ON SYS to EXT->SYS, compensatorily adjusted horizontal alignment of equation	2020-03-10	13:02
Released	Easy	Cosmetic	AP Physics 1	12.1	Electric charge and force	In formula e = 1.60x10^-19 C, inserted space between numerical value and unit C	2020-03-15	19:40
Released	Copy	Cosmetic	AP Physics C EM	E1.1	Electric charge and force	In formula e = 1.60x10^-19 C, inserted space between numerical value and unit C	2020-03-15	19:42
Released	Medium	Cosmetic	AP Physics 1	12.4	Current	KLR: Moved label for Path I (was really close to hand outline), added outer glow to label for Path I; added blue morsel to current figure	2020-03-15	20:08
Released	Copy fig/parts	Cosmetic	AP Physics C EM	E2.1.1	Current	KLR: Moved label for Path I (was really close to hand outline), added outer glow to label for Path I; added blue morsel to current figure	2020-03-15	20:16
Released		SYNC	(Master folder)				2020-03-15	20:18
Released	Easy	Cosmetic	AP Physics 1	10.4	SHM Ignoring gravity	Added "constant" and "uniform" to 2 locations relating to gravitational force and gravitational field, respectively	2020-03-20	0:23
Released	Copy	Cosmetic	AP Physics C Mech	10.4	SHM Ignoring gravity	Added "constant" and "uniform" to 2 locations relating to gravitational force and gravitational field, respectively	2020-03-20	0:25
Released	Easy	Cosmetic	AP Physics 1	10.2	SHM UCM connection	UCM picture: whooshy streaks linewidth changed from 2 pt to 1 pt, adjusted whooshy positions; removed vertical rule in table underneath UCM picture	2020-03-20	0:31
Released	Copy	Cosmetic	AP Physics C Mech	10.2	SHM UCM connection	UCM picture: whooshy streaks linewidth changed from 2 pt to 1 pt, adjusted whooshy positions; removed vertical rule in table underneath UCM picture	2020-03-20	0:32
Released	Copy fig	Cosmetic	AP Physics 1	10.2	SHM cribsheet	UCM picture: whooshy streaks linewidth changed from 2 pt to 1 pt, adjusted whooshy positions	2020-03-20	0:34
Released	Copy	Cosmetic	AP Physics C Mech	10.2	SHM cribsheet	UCM picture: whooshy streaks linewidth changed from 2 pt to 1 pt, adjusted whooshy positions	2020-03-20	0:36
Released		SYNC	(Master folder)				2020-03-20	0:37
Released	Easy	Cosmetic	AP Physics 1	4.6	Ellipitical orbits	Added explicit formula entry for GPE, changed style of EXT ON SYS subscript for angular impulse to EXT->SYS	2020-03-22	13:51
Released	Copy	Cosmetic	AP Physics C Mech	4.6	Ellipitical orbits	Added explicit formula entry for GPE, changed style of EXT ON SYS subscript for angular impulse to EXT->SYS	2020-03-22	13:53
Released	Easy	Cosmetic	AP Physics C EM	E1.3	Conductors near equilibrium	Changed wording for equipotential set to mention slowly nudge	2020-03-25	19:16
Released	Copy fig	Cosmetic	AP Physics C EM	E1.2	Electric fields and potentials with calculus	Copied newer Kirchoff Loop Rule figure (pg. 2)	2020-03-25	19:18
Released	Easy	Cosmetic	AP Physics 1	10.2	SHM UCM connection	UCM figure: Added corkscrew to show counterlockwise is positive, added fulcrum AOR symbol, added 0 mark for origin	2020-03-25	19:30
Released	Copy	Cosmetic	AP Physics C Mech	10.2	SHM UCM connection	UCM figure: Added corkscrew to show counterlockwise is positive, added fulcrum AOR symbol, added 0 mark for origin	2020-03-25	19:32
Released	Easy	Cosmetic	AP Physics 1	10.3	SHM cribsheet	Ideal pendulum: Changed layering so more of the semitransparent dashed grid is visible, changed end cap styles on brace for L	2020-03-25	19:37
Released	Copy	Cosmetic	AP Physics C Mech	10.3	SHM cribsheet	Ideal pendulum: Changed layering so more of the semitransparent dashed grid is visible, changed end cap styles on brace for L	2020-03-25	19:38
Released	Easy	Missing item	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet (APP1)	Non-slip: Frame of reference of AOR: Added omega curvy arrow	2020-03-25	20:16
Released	Copy fig	Missing item	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc (APPC)	Non-slip: Frame of reference of AOR: Added omega curvy arrow	2020-03-25	20:18
Released	Medium	Cosmetic	AP Physics C EM	M1.1	Magnetism with calculus	Draft: Ampere's law diagram: Added traffic symbols to represent currents puncturing through surface bounded by Amperian loop	2020-03-25	20:46
Released	Medium	Cosmetic	AP Physics 2	7.5	Fluid mechanics	Continuity & Bernoulli figures: Changed end cap styles on various dashed (and some foreground solid) curves	2020-03-25	21:03
Released	Easy	Cosmetic	AP Physics 2	14.1	Electromagnetism	Motional emf: Added subscript x to net force; Faraday's law: Got rid of absolute value bars around 1st copy of Delta # lines B/Delta t	2020-03-31	13:46
Released	Easy	Cosmetic	AP Physics C EM	N1.1	Electromagnetism	Motional emf: Added subscript x to net force; Faraday's law: Got rid of absolute value bars around 1st copy of d(# lines B)/dt	2020-03-31	13:48
Released	Medium	Cosmetic	AP Physics 1	12.4	Current	Current, KJR, resistor figure: Changed end cap style from round to square for dashed curved outlines (& solid outline having both line segments and curves)	2020-03-31	13:58
Released	Meidum/Copy fig	Cosmetic	AP Physics C EM	E2.1.1	Current	Current, KJR, resistor figure: Changed end cap style from round to square for dashed curved outlines (& solid outlines having both line segments and curves, made Aperp for resistor have black line color)	2020-03-31	14:18
Released	Easy	Cosmetic	AP Physics C EM	E2.1.1	Current	Resistor: Slightly added glow for some curved arrows and I, J text labels to improve legibility	2020-03-31	16:06
Released	Easy	Cosmetic	AP Physics 1	12.4	Current	Resistor: Slightly manipulation with outer glow to get some black symbols to separate visually	2020-03-31	16:46
Released	Easy	Cosmetic	AP Physics C EM	E2.1.1	Current	Resistor: Slight layering ordering change (moved current arrow layer more into background)	2020-03-31	16:50
Released	Tedious	Missing item	Problems		End of 2019-2020 FRQs (some require high cognitive load)	Created	2020-04-03	2:15
Released		SYNC	(Master folder)				2020-04-03	2:23
Released	Medium	Missing item	Problems		2020-0403 14h20 End of 2019-2020 FRQs (some require high cognitive load)	Added version with approximate category labels (QQT, PLR, LFRQ)	2020-04-03	14:20
Released		SYNC					2020-04-03	14:22
Released	Easy	Cosmetic	AP Physics C EM	E1.4	Gauss's Law	The 3 little symmetry figures: End cap styles on vectors/perpendicular symbols changed from rounded to square, changed perpendicular symbol colors to purple, added charge/density labels	2020-04-08	16:18
Released	Easy	Cosmetic	AP Physics 1	3.4.1	Drag force	Renamed (3.4 -> 3.4.1)	2020-04-12	0:30
Released	Easy	Cosmetic	AP Physics C Mech	3.4.1	Drag force	Renamed (3.4 -> 3.4.1)	2020-04-12	0:31
Released	Easy	Cosmetic	AP Physics C EM	E2.3	RC Charging	Alignment/size adjustment for table of initial and final conditions	2020-04-12	1:06
Released	Easy	Cosmetic	AP Physics C EM	N1.3	LR Increasing current	Alignment/size adjustment for table of initial and final conditions	2020-04-12	1:12
Released	Tedious	Missing item	AP Physics C Mech	3.4.2	Drag force integration (APPC)	Draft: Created handout to show integration of N2L to obtain v_y vs. t for linear drag force	2020-04-12	1:58
Released	Easy	Cosmetic	AP Physics 1	10.4	SHM Ignoring gravity	Changed y-axis line color to pure black	2020-04-12	2:01
Released	Copy	Cosmetic	AP Physics C Mech	10.4	SHM Ignoring gravity	Changed y-axis line color to pure black	2020-04-12	2:02
Released	Easy	Missing item	AP Physics C Mech	3.4.2	Drag force integration (APPC)	Added positively-sloped tangent segment to vy-t graph at t = 0	2020-04-12	3:09
Released	Medium	Cosmetic	AP Physics C EM	N1.4.1	LC SHO Graphs	Various little line-width/dash-size/marker-size small alignment correction edits	2020-04-12	3:42
Released	Medium	Cosmetic	AP Physics 1	10.1	SHM Graphs	Various little line-width/dash-size/marker-size small alignment correction edits	2020-04-12	3:45
Released	Copy	Cosmetic	AP Physics C Mech	10.1	SHM Graphs	Various little line-width/dash-size/marker-size small alignment correction edits	2020-04-12	3:47
Released		SYNC	(Master folder)				2020-04-12	3:49
Released	Easy	Cosmetic	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc (APPC)	Parallel-axis theorem: Changed subscript CM to C.O.M.	2020-04-14	0:30
Released	Medium	Cosmetic	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet (APP1)	Draft: Various little end cap style/whooshy alignment/corkscrew alignment level small edits	2020-04-15	17:38
Released	Copy figs/fig part	Cosmetic	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc (APPC)	Draft: Various little end cap style/whooshy alignment/corkscrew alignment level small edits	2020-04-15	17:42
Released	Easy	Cosmetic	AP Physics 1	8.0.1	Rotational statics (APP1)	Changed "Countertwist" to "Twist" (all occurrences)	2020-04-15	17:44
Released	Copy figs	Cosmetic	AP Physics 1	8.2	Torque and rotational inertia	Copied updated torque and rotational inertia figures	2020-04-15	17:46
Released	Copy	Cosmetic	AP Physics C Mech	8.2	Torque and rotational inertia	Copied updated torque and rotational inertia figures	2020-04-15	17:47
Released	Easy	Cosmetic	AP Physics C Mech	8.1	Rotational kinematics and dynamics cribsheet calc (APPC)	Adjusted bottom couple whooshies on potato	2020-04-15	18:03
Released	Easy	Cosmetic	AP Physics 1	8.1	Rotational kinematics and dynamics cribsheet (APP1)	Adjusted bottom couple whooshies on potato	2020-04-15	18:04
Released	Copy fig	Cosmetic	AP Physics 1	8.2	Torque and rotational inertia	Adjusted bottom couple whooshies on potato	2020-04-15	18:07
Released	Medium	Cosmetic	AP Physics C EM	N1.4.1	LC SHO Graphs	Extremely small nudging alignments of graph paper lines/labels	2020-04-15	18:34
Released	Medium	Cosmetic	AP Physics 1	10.1	SHM Graphs	Extremely small nudging alignments of graph paper lines/labels	2020-04-15	18:40
Released	Copy	Cosmetic	AP Physics C Mech	10.1	SHM Graphs	Extremely small nudging alignments of graph paper lines/labels	2020-04-15	18:41
Released		SYNC	(Master folder)				2020-04-15	18:43
Released	Created	Missing item	Make and solve physics	T.0.4	Writing templates for FRQs	Created templates (fill-in-the-blank forms)	2020-04-24	13:20
Released	Easy	Missing item	Make and solve physics	T.0.4	Writing templates for FRQs	Front page: Added the chart-making guide (doesn't have explicit wording templates)	2020-04-24	21:19
Released	Easy	Cosmetic	AP Physics 1	6.1	Center of mass cribsheet	aCOMx and net force: net force subscripts in equations now have "arrow" style (e.g. EXT->SYS)	2020-04-26	3:49
Released	Copy	Cosmetic	AP Physics C Mech	6.1	Center of mass cribsheet	aCOMx and net force: net force subscripts in equations now have "arrow" style (e.g. EXT->SYS)	2020-04-26	3:51
Released	Easy	Missing item	AP Calculus AB	1.4	Continuity and IVT	Updated list of example types of continuous functions (to match College Board list, not necessarily in order)	2020-04-30	11:39
Released	Easy	Cosmetic	AP Calculus AB	1.1	Limit definitions	Draft: Slight wording changes to get rid of phrasing "positively large"	2020-04-30	12:12
Released	Easy	Cosmetic	AP Calculus AB	1.4	Continuity and IVT	List of function types that are continuous throughout their domains: Changed so all list items are singular adjectives	2020-05-01	2:27
Released	Easy	Cosmetic	AP Calculus AB	1.3	Calculating limits	Grammar: p. 2 Arithmetic evaluation of limits: Item 1: Last paragraph: First sentence: Changed "polynomials" to "polynomial"	2020-05-01	2:28
Released	Medium	Missing item	CRR STEML	2.1.0	Reading cards	Created handout (cards to remind reader steps for digesting small pieces of sentences)	2020-05-03	3:52
Released	Easy	Cosmetic	AP Calculus AB	1.4	Continuity and IVT	Added extra space before comma in quotient property	2020-05-03	4:25
Released	Easy	Cosmetic	AP Calculus AB	2.1	Derivatives	Added extra space before comma in quotient rule	2020-05-03	4:25
Released	Easy	Cosmetic	AP Physics 1	6.1	Center of mass cribsheet	pg. 2 top of page, right column: changed subscript style on net force EXT ON SYS became EXT->SYS	2020-05-15	1:22
Released	Copy	Cosmetic	AP Physics C Mech	6.1	Center of mass cribsheet	pg. 2 top of page, right column: changed subscript style on net force EXT ON SYS became EXT->SYS	2020-05-15	1:23
Released	Medium	Missing item	AP Physics 2	7.2.2	Potential energy landscapes (APP2)	Draft: Filename now has "(APP2)", added dashed bubbles (1 for force analysis, one for energy analysis, includes text referring to rest of system), small cosmetic font size/alignment changes	2020-05-15	1:54
Released	Copy fig	Missing item	AP Physics C Mech	7.2.2	Potential energy landscapes calc (APPC)	Draft: Added dashed bubbles (1 for force analysis, one for energy analysis, includes text referring to rest of system), small cosmetic font size/alignment changes	2020-05-15	1:56
Released	Easy	Cosmetic	AP Physics 1	10.3	SHM cribsheet	Pendulum: Changed A to theta_MAX in figure and equations, changed formatting of cos equations (broke into two lines because adding theta_MAX was causing line wrapping), various nudging/line resizings	2020-05-15	3:27
Released	Copy	Cosmetic	AP Physics C Mech	10.3	SHM cribsheet	Pendulum: Changed A to theta_MAX in figure and equations, changed formatting of cos equations (broke into two lines because adding theta_MAX was causing line wrapping), various nudging/line resizings	2020-05-15	3:29
Released	Easy	Cosmetic	AP Physics 2	7.2.2	Potential energy landscapes (APP2)	Pg. 2 Dashed bubble for rest of system, reshaped to have squarer edges	2020-05-18	13:48
Released	Easy/Copy fig	Missing item	AP Physics C Mech	7.2.2	Potential energy landscapes calc (APPC)	Pg. 3 Dashed bubble for rest of system, reshaped to have squarer edges; included similar bubble pg. 2 line integral figure	2020-05-18	13:55
Released	Easy	Cosmetic	AP Physics C EM	E1.2	Electric fields and potentials with calculus	Pg. 2 line integral: Replaced dashed test charges with abstracted observation points	2020-05-18	14:04
Released	Copy fig	Cosmetic	AP Physics C EM	E1.2.1	Integrating over charge distributions and paths to get electrostatic field quantities	Line integral: Replaced dashed test charges with abstracted observation points	2020-05-18	14:06
Released	Tedious	Missing item	AP Physics 1	11.1	Waves	Draft: Standing wave excitation-dissipation: Indicated some forces and vertical velocities, various scalings, added some no-smoking/warning symbols in resonance-not-achieved side of figure	2020-05-19	15:46
Released	Tedious	Missing item	AP Calculus AB	2.1	Derivatives	Differentiability figure: Added bunch of rulers, markers, whooshies; adjusted opacities, mask alignment	2020-05-19	18:04
Released	Easy	Cosmetic	AP Calculus AB	1.4	Continuity and IVT	IVT conditions wording: Used "between" instead of giving two compound inequalities f(a) < N < f(b) or f(b) < N < f(a)	2020-05-19	18:06
Released	Medium	Cosmetic	AP Calculus AB	2.6	Derivative tests	Cusp and POI without tangent line figures: Added whooshies, adjusted opacities for more consistency with updated 2.1, mask alignment	2020-05-19	18:11
Released	Easy	Cosmetic	AP Calculus AB	2.4	Extrema	Cusp portion of figure: Added whooshies, adjusted opacities for more consistency with updated 2.1, mask alignment	2020-05-19	18:14
Released	Medium	Cosmetic	AP Calculus AB	2.1	Derivatives	Added some marker dots (derivative figure, product rule figure); adjusted opacities of some rulers and markers in differentiability examples figure	2020-05-20	11:38
Released	Copy fig	Cosmetic	AP Calculus BC	3.6	Integration by parts	Added some marker dots to product rule figure	2020-05-20	11:40
Released	Easy	Cosmetic	AP Calculus AB	2.4	Extrema	Adjusted some opacities of some rulers	2020-05-20	11:44
Released	Medium	Cosmetic	AP Calculus AB	2.6	Derivative tests	Cusp and concavity change without tangent line figures: Adjusted some opacities of some rulers	2020-05-20	11:54
Released	Medium	Cosmetic	AP Calculus AB	2.6	Derivative tests	Cusp and concavity change without tangent line figures: Adjusted white gradient control points	2020-05-20	12:47
Released		SYNC	(Master folder)				2020-05-20	12:49
Released	Medium	Missing item	AP Physics 1	1.1	1-d Kinematics describe (APP1)	Experimental: Added alt text to all 3 figures; Adobe Acrobat screen reader does not properly render equations, probably better to make separate, parallel document/script for accessibility than to attempt to force accessibility cues into this PDF	2020-05-21	13:31
Released	Easy delete		AP Calculus AB	2.2.2	Derivatives of circle functions	Moved to off-site storage in DOCX folder until can be made to look nice (not very pretty hand-drawn)	2020-05-21	15:55
Released	Medium	Cosmetic	AP Calculus AB	2.2.1	Derivatives of circle functions intjuitive	Changed derivative notation to d/dx notation	2020-05-21	17:12
Released	Medium	Cosmetic	AP Calculus AB	2.1	Derivatives	Draft: Changed a bunch of prime-ish notation to Leibniz notation	2020-05-23	23:11
Released	Easy	Cosmetic	AP Calculus AB	3.4.1	Derivatives inverse functions	Got rid of one instance of prime-ish notation (replaced with Leibniz)	2020-05-23	23:13
Released	Medium	Cosmetic	AP Calculus AB	2.1	Derivatives	Power rule motivation: Use more Leibniz notation, increased vertical space between panels to fit Leibniz notation in title of 2nd panel	2020-05-24	14:38
Released	Medium	Cosmetic	AP Calculus AB	3.4.2	Exponentials and logarithms calc	Changed some prime notation to Leibniz notation in figures, vertically centered y = e^x figure (middle figure) on pg. 1	2020-05-24	16:01
Released	Tedious	Cosmetic	AP Calculus AB	2.2.1	Derivatives of circle functions intjuitive	Various alignments, added more of the graph to the right to make it easier to discuss derivative of cos(x)	2020-05-24	18:11
Released	Easy	Cosmetic	AP Calculus AB	3.3.1.1	u-sub is backwards chain rule	Various small formatting/spacing adjustments	2020-05-24	21:48
Released		SYNC	(Master folder)				2020-05-24	21:49
Released	Tedious	Error, missing item	AP Calculus AB	1.4	Continuity and IVT	Quotient identity caveat corrected to g(a) \neq 0 instead of g(x) \neq 0; added text about one-sided continuity and continuity at endpoints, various resuting formatting adjustments to get everything to fit	2020-05-27	15:58
Released	Easy	Cosmetic	AP Physics 1	11.1	Waves	"(axis of polarization)": Changed text gray shade from top of 2nd to bottom of 1st, slightly reformatted sound: loudness/pitch text	2020-05-27	16:21
Released	Easy	Cosmetic	AP Physics 1	3.1	Forces figures	Pg. 1: Paragraph "The preceding statement merely …": Changed text gray shade from top of 2nd to bottom of 1st	2020-05-27	16:25
Released	Copy	Cosmetic	AP Physics C Mech	3.1	Forces figures	Pg. 1: Paragraph "The preceding statement merely …": Changed text gray shade from top of 2nd to bottom of 1st	2020-05-27	16:26
Released	Easy	Cosmetic	AP Physics 1	3.2	Force and Newton's laws cribsheet  (APP1)	Changed some text shading from top of 2nd to bottom of 1st	2020-05-27	16:29
Released	Easy	Cosmetic	AP Physics C Mech	3.2	Force and Newton's laws cribsheet  (APPC)	Changed some text shading from top of 2nd to bottom of 1st	2020-05-27	16:33
Released		SYNC	(Master folder)				2020-05-27	16:34
Released	Easy	Cosmetic	AP Calculus BC	5.1	Series, tests, and remainders	Pg. 1: Formal definitions grayed (shade: bottom of 1st), reworded two instances of "sufficiently positively large" as "a sufficiently large positive number"	2020-05-28	12:38
Released	Medium	Minor error	AP Calculus AB	1.1	Limit definitions	pg. 2 One sided limits that mismatch: Added 1 missing - subscript and 1 missing + subscript on the two figure panels; pg. 1: grayed formal definitions; throughout: reworded "but" phrases as "while" phases, changed "equal to" to "equaling"	2020-05-28	13:16
Released	Easy	Cosmetic	AP Physics 2	18.2	Thermo second law	Brick + microstate figures: Dashed bubble spacings (made fit to bubbles), changed arrowhead styles to CS4 for energy amount arrows	2020-06-03	1:50
Released		SYNC	(Master folder)				2020-06-03	1:52
Released	Easy	Cosmetic	AP Calculus AB	1.3	Calculating limits	Sum rule figure: Lifted all the Lsubscript labels on vertical axis by 6.1299 pixels (for stylistic consistency with epsilon-delta figure)	2020-06-04	13:21
Released	Tedious	Missing item	AP Calculus AB	2.2.2	Derivatives of circle functions	Draft: Version with streamlined text and Adobe Illustrator draft of figure (rather than ugly highlighter-drawn-by-hand version)	2020-06-05	0:07
Released		SYNC	(Master folder)				2020-06-05	0:12
Released	Easy	Cosmetic	AP Physics 1	7.2.1	Potential energy	Pg. 3: Object drop figure: Set vertical axis and tickmarks shade to #000000 (was a slightly off black)	2020-06-05	12:43
Released	Copy	Cosmetic	AP Physics C Mech	7.2.1	Potential energy	Pg. 3: Object drop figure: Set vertical axis and tickmarks shade to #000000 (was a slightly off black)	2020-06-05	12:45
Released	Easy	Cosmetic	AP Calculus AB	2.2.2	Derivatives of circle functions	Fig: Removed AOR pivot symbol; added notes about small \Delta\theta, added expressions with limits of difference quotients	2020-06-05	13:00
Released	Tedious	Missing items	AP Physics 1	12.3.1	Electric potential	Draft: Conductor at electrostatic equilibrium comic strip: Lots of additional labeling (e.g. forces, velocities, electron indices)	2020-06-05	13:17
Released	Copy fig	Missing items	AP Physics C EM	E1.3	Conductors near equilibrium	Draft: Conductor at electrostatic equilibrium comic strip: Lots of additional labeling (e.g. forces, velocities, electron indices)	2020-06-05	13:19
Released	Tedious	Cosmetic	AP Physics 1	10.2	SHM UCM connection	Draft: UCM figure: Make angle obviously not 45 deg (made noticeably smaller than 45 degrees)	2020-06-06	1:58
Released	Copy fig	Cosmetic	AP Physics 1	10.3	SHM cribsheet	Draft: UCM figure: Make angle obviously not 45 deg (made noticeably smaller than 45 degrees)	2020-06-06	2:01
Released	Copy	Cosmetic	AP Physics C Mech	10.2	SHM UCM connection	Draft: UCM figure: Make angle obviously not 45 deg (made noticeably smaller than 45 degrees)	2020-06-06	2:02
Released	Copy	Cosmetic	AP Physics C Mech	10.3	SHM cribsheet	Draft: UCM figure: Make angle obviously not 45 deg (made noticeably smaller than 45 degrees)	2020-06-06	2:02
Released		SYNC	(Master folder)				2020-06-06	2:03
Released	Easy	Cosmetic	AP Physics 1	11.1	Waves	Draft: Standing waves superposition intro fig: Re-laid out clocks vertically going down page, added arrow labeled Deltat = T/2, shortened caption to (b) Half period elapses	2020-06-13	12:57
Released	Easy	Cosmetic	AP Calculus BC	4.7	Polar calculus	Made color scheme of pg. 1 figure more consistent with color scheme of AP Calc AB 2.2.2 Derivatives of circle functions	2020-06-13	15:12
Released	Easy	Cosmetic	AP Calculus AB	2.2.2	Derivatives of circle functions	Made color scheme more consistent with color scheme of AP Calc BC 4.7 Polar calculus	2020-06-13	15:15
Released	Easy	Cosmetic	AP Calculus AB	1.4	Continuity and IVT	Pencil test figure: Separated label "hole" from label Removable discontinuity; IVT figure: minor adjustment to brace and label "unvisited heights"	2020-06-19	3:51
Released	Tedious	Missing item	Make and solve physics	T.0.2	Production system algebra-based physics	Created draft (based on drafts made since ~2020 May 4)	2020-06-21	18:29
Released		SYNC	(Master folder)				2020-06-21	18:41
Released	Tedious	Cosmetic	AP Physics 1	11.1	Waves	Snapshot, history, transverse, longitudinal figs: End cap style round->square; resonance-dissiptation fig: got rid of unnecessary reflection symbol in 3rd panel row, added inset to clarify how FBD should be drawn at string-wave generator attachment point (but did not make accurate remaining panels), horizontally aligned wave generator anchor head ghost images with wave generator pillar in each panel; made transverse fig style more consistent with longitudinal fig style (for most particles, show right-now and equilibrium positions only)	2020-06-22	2:01
Released	Easy	Cosmetic	Make and solve physics	T.0.2	Production system algebra-based physics	Small alignment/pen handle adjustments: ATorque and NetTorque connections, Si.RigEx, and Si.FixSk	2020-06-22	2:10
Released		SYNC	(Master folder)				2020-06-22	2:12
Released	Easy	Cosmetic	Make and solve physics	T.0.2	Production system algebra-based physics	Minor alignment, color/shade, and wording changes (e.g. … very interesting -> … is very interesting)	2020-06-27	1:37
Released	Easy	Cosmetic	AP Calculus AB	2.1	Derivatives	Product rule 3d: slightly adjustments for pretty function graph curves; introduction: changed Defn. 1->Definition 1, likewise for 2, shrank first fig to allow more white space to right of fig, some wording changes re: function notation	2020-06-27	1:49
Released	Copy fig	Cosmetic	AP Calculus BC	3.6	Integration by parts	Product rule 3d: slightly adjustments for pretty function graph curves	2020-06-27	1:51
Released	Easy	Cosmetic	AP Calculus AB	2.1	Derivatives	Differentiability: Boldfaced some vocabulary being introduced, adjusted layering of some rules/whooshies, added some labeled tickmarks on x axis;  Product rule 3d: Added some black arrows for function values and for foreground portion of x-axis, product rule: removed line with "Area" words, added Deltaf\cdotDeltag term to numerator of following line	2020-07-01	2:06
Released	Copy fig	Cosmetic	AP Calculus BC	3.6	Integration by partsd	Product rule 3d: Added some black arrows for function values and for foreground portion of x-axis	2020-07-01	2:07
Released		SYNC	(Master folder)				2020-07-01	2:10
Released	Easy	Missing item	CRR STEML	2.3.1	Rule chart	Created item: Chart for tracking logical statements (good for taking notes in geometry)	2020-07-03	1:49
Released	Medium	Missing item	Make and solve physics	T.0.3	Writing arguments for FRQs	Added references and made the reference for the counterpoint exercises more complete	2020-07-04	0:23
Released	Tedious	Missing item	Make and solve physics	T.2.1	Make problems with the help of REASoN and SiQuENC	Created draft: Handout that suggests starting from abstract representations of relationships and quantities and then working toward concrete scenario descriptions and questions	2020-07-05	16:12
Released	Tedious	Missing item	Make and solve physics	T.0.2.1	Production system uses	Created draft based on updated version of T.0.2. Includes vignettes of ways thinking about ontological shifts can be useful when designing, categorizing, solving, and grading problems	2020-07-05	16:34
Released	Easy	Cosmetic	Make and solve physics	T.0.2	Production system algebra-based physics	Updated two labels so that AngImpMom -> AngImpAngMom	2020-07-05	16:37
Released		SYNC	(Master folder)				2020-07-05	17:36
Released	Easy	Missing item	AP Calculus AB	2.1	Derivatives	Quotient rule: Added intermediate form d/dx[f(x)(g(x))^-1]	2020-07-06	1:38
Released	Easy	Cosmetic	AP Calculus AB	1.3	Calculating limits	Limit of a composite function & Squeeze theorem: Changed Hypotheses->Hypothesis, changed bullets of Limit of a composite function to numbers to match style for squeeze theorem, added horizontal rule above Limit of a composite function	2020-07-06	23:32
Released	Easy	Cosmetic	AP Calculus AB	1.4	Continuity and IVT	Changed word Hypotheses->Hypothesis (2 instances), for Continuity of composite functions, changed bullets to numbers (to match style of hypothesis items for IVT)	2020-07-06	23:38
Released	Easy	Cosmetic	AP Calculus AB	2.3	l'Hospital's rule	Hypotheses->Hypothesis, Hypothesis items changed from bulleted to numbered, removed unnecessary "Therefore," near bottom right, adjusted line spacing accordingly	2020-07-06	23:45
Released	Easy	Cosmetic	AP Calculus AB	2.4	Extrema	Converted Extreme Value Theorem in Hypothesis Conclusion style (with numbered conclusion items)	2020-07-07	0:01
Released	Easy	Cosmetic	AP Calculus AB	2.5	Rolle & MVT	Draft: Hypotheses->Hypothesis, converted bulleted lists to numbered lists, added title "Relating average and instantaneous rates of changes", added horizontal rules, reduced font size 16pt->11pt for subtitles	2020-07-07	2:00
Released	Easy	Cosmetic	AP Calculus AB	2.6	Derivative tests	Draft: Pp. 4-5: Hypotheses->Hypothesis, p. 4: Formatted hypothesis subitems using numbered lists	2020-07-07	2:10
Released	Easy	Cosmetic	AP Calculus AB	3.2.4	Integration table	All table header rows: Added 2 pt of spacing above and below line of text	2020-07-07	2:14
Released	Easy	Cosmetic	AP Calculus BC	3.8	Improper integrals	p. 3: Comparison theorem: Hypotheses->Hypothesis, Changed bulleted hypothesis item list to numbered list, made conclusion numbered list	2020-07-07	2:25
Released	Easy	Cosmetic	AP Calculus BC	5.1	Series, tests, and remainders	Draft: Various grammatical (Hypotheses->Hypothesis) level edits	2020-07-07	2:37
Released	Medium	Missing item	Ridge-iculously hard Honors Precalculus	R1.0.1	Domain restriction	Created worksheet	2020-07-08	6:07
Released	Easy	Cosmetic	CRR STEML	2.3.1	Rule chart	Changed wording to emphasize the idea of "allows"	2020-07-08	21:52
Released	Medium	Cosmetic	AP Physics 1	11.1	Waves	Added uparrows to sound correspondences (loudness/volume, amplitude; pitch, frequency), changed double-headed arrows to implication style double-headed arrows; lots of layering (make black axes behind color curves); beat frequency: added little extensions to ends of dark red graphs	2020-07-09	2:20
Released		SYNC	(Master folder)				2020-07-09	2:24
Released	Medium	Missing item	Make and solve physics	T.4	SiQuENC rubric	Created draft (needed for tutoring today)	2020-07-09	13:21
Released	Easy	Missing item	Ridge-iculously hard Honors Precalculus	R1.3	Beware of challenging problems	Created draft: Table for comparing different problems from different sources	2020-07-11	17:28
Released	Tedious	Missing item	CRR STEML	1.1	Learn and apply STEM knowledge	Created draft: Flowchart	2020-07-11	23:35
Released	Easy	Cosmetic	AP Calculus AB	1.1	Limit definitions	One-sided limits exist, but limit does not exist figure: fixed vertical alignment of "0" for axis system, added ghostly 12.5% opacity L- and L+ tickmarks and dashed lines	2020-07-14	1:59
Released	Medium	Cosmetic	AP Calculus AB	2.1	Derivatives	Implicit differentiation: Changed some notation (e.g. wrote 3x^-1 to make power rule easier to apply); higher derivatives: nudged some path handles and function tangent segment at x = 0; various figures: slightly increased space between label x and tip of arrow of x axis	2020-07-14	2:48
Released	Easy	Cosmetic	AP Calculus AB	2.3	l'Hospital's rule	Tangent through x-intercept figure: Made distance from y-axis to x-axis label same as in Derivative figure in handout 2.1	2020-07-14	2:54
Released		SYNC	(Master folder)				2020-07-14	2:56
Released	Medium	Cosmetic	AP Physics 2	17.2.1	Special relativity	Added quotation marks around "synchronized" (description of frame of reference), added subscript x to Deltav/Delta t (for average x-acceleration), added space in front of units for speed of light; lots of little alignment-type edits (vertical alignment of Delta L perp for left panel of time dilation page is most prominent of such edits)	2020-07-27	2:14
Released	Easy	Cosmetic	AP Physics 2	15.3	Light interrupted	Added space in every speed of light between numerical value and units	2020-07-27	2:22
Released	Easy	Cosmetic	AP Physics 2	15.1	Physical (wave) optics	Added space in speed of light in front of units	2020-07-27	2:24
Released	Easy	Cosmetic	AP Physics 1	11.1	Waves	Added space in front of units for speeds of sound and light and for temperature (20 deg C)	2020-07-27	2:26
Released	Easy	Cosmetic	AP Calculus AB	2.1	Derivatives	Higher-order derivatives text: Unified style/spacing for "prime" symbols in derivatives	2020-08-09	16:29
Released	Easy	Cosmetic	AP Calculus AB	1.1	Limit definitions	In subscripts where the limit is "approaching" infinity, I added faint (bottom of 1st col shade) quotation marks around the ->	2020-08-09	16:31
Released	Easy	Missing item	AP Calculus AB	1.3	Calculating limits	Draft: Trig limits figure: Added xy axis system with tickmarks at x =1 and y = 1 on axes, minor formatting changes	2020-08-09	16:53
Released	Easy	Cosmetic	AP Physics C EM	M1.4	Mass spectrometer	Extended mass spectrometer wall down, added +y axis label for 1st FBD, added subscript y to 1st mention of net force	2020-08-09	17:21
Released	Copy	Cosmetic	AP Physics 2	13.3	Mass spectrometer	Extended mass spectrometer wall down, added +y axis label for 1st FBD, added subscript y to 1st mention of net force	2020-08-09	17:23
Released	Copy fig parts	Cosmetic	AP Physics 2	17.1.1	Quantum physics	Updated mass spectrometer figure to be consistent with recent edits to mass spec handouts	2020-08-09	17:29
Released	Easy	Cosmetic	AP Physics 2	13.1	Magnetism	B-field from line current figure: Corrected layering error (part of a B-field loop was not correctly layered behind small white mask)	2020-08-09	17:32
Released	Copy fig	Cosmetic	AP Physics C EM	M1.1	Magnetism with calculus	B-field from line current figure: Corrected layering error (part of a B-field loop was not correctly layered behind small white mask)	2020-08-09	17:35
Released	Easy	Cosmetic	AP Physics C EM	M1.1	Magnetism with calculus	B-field superposition equation: Added "&\cdots" to subscript after 1&2	2020-08-09	17:36
Released	Easy	Cosmetic	AP Physics 2	13.1	Magnetism	B-field superposition equation: Added "&\cdots" to subscript after 1&2	2020-08-09	17:38
Released	Easy	Cosmetic	AP Physics 2	16.3	Raytracing to determine visibility	Eclipse: Shadow two-letter initials shrunk to 90% size, resolution increased; objects seen in mirror: changed objects	2020-08-09	17:55
Released		SYNC	(Master folder)				2020-08-09	21:08
Released	Tedious	Missing item	CRR STEML	2.1.1	Reading card large	Draft: Created handout: Translating among representations	2020-08-15	21:15
Released	Copy	Missing item	Problems		2020-0521 FRQ bank (some require high cognitive load)	Copied into public folder version from 2020 May 21	2020-08-19	19:36
Released		SYNC	(Master folder)				2020-08-19	19:37
Released	Medium	Missing item	CRR STEML	3.0	REASoN grid	Created item	2020-08-27	4:20
Released	Easy	Cosmetic	AP Physics 2	17.1.1	Quantum physics	Photoelectric effect graph: Removed arrowhead on plotted line	2020-08-29	22:02
Released	Easy	Cosmetic	AP Physics 1	1.1	1-d Kinematics describe (APP1)	Gray box showing velocity difference: Removed extra small space between Deltav and subscript 2,3	2020-08-29	22:07
Released	Copy fig	Cosmetic	AP Physics 1	1.2.2	UAM position formula derivation	Gray box showing velocity difference: Removed extra small space between Deltav and subscript 2,3	2020-08-29	22:09
Released	Copy	Cosmetic	AP Physics C Mech	1.2.2	UAM position formula derivation	Gray box showing velocity difference: Removed extra small space between Deltav and subscript 2,3	2020-08-29	22:11
Released	Copy fig	Cosmetic	AP Physics C Mech	1.1	1-d Kinematics describe calc (APPC)	Gray box showing velocity difference: Removed extra small space between Deltav and subscript 2,3	2020-08-29	22:13
Released	Easy	Missing item	AP Physics 1	2.2.3	Resolve vector components using trigonometry	Step 3: Inserted text "acute or right"	2020-09-07	20:39
Released	Copy	Missing item	AP Physics C Mech	2.2.3	Resolve vector components using trigonometry	Step 3: Inserted text "acute or right"	2020-09-07	20:41
Released	Easy	Missing item	CRR STEML	2.1.1.2	Taking notes using multiple representations (not just AP)	Created from 2.1.1.1 (removed AP-specific language such as EU/LO/EK), changed orientation to portrait	2020-09-07	21:35
Released	Medium	Missing item	AP Physics 1	2.2.1	Vectors	Draft: Added xy axis system to first figure panel, redid layout to fit on a single 14x11" page	2020-09-08	18:38
Released	Copy	Missing item	AP Physics C Mech	2.2.1	Vectors	Draft: Added xy axis system to first figure panel, redid layout to fit on a single 14x11" page	2020-09-08	18:40
Released	Easy	Cosmetic	AP Physics 1	2.2.1	Vectors	Draft: Changed table border style (removed gaps just near top of page)	2020-09-08	21:41
Released	Copy	Cosmetic	AP Physics C Mech	2.2.1	Vectors	Draft: Changed table border style (removed gaps just near top of page)	2020-09-08	21:42
Released	Tedious	Missing item	AP Physics 1	1.2	1-d Kinematics graph interpretation	Draft: Added 1st page with stick figure/scenario and corresponding x-t, vx-t, ax-t graphs	2020-09-08	23:16
Released	Copy	Missing item	AP Physics C Mech	1.2	1-d Kinematics graph interpretation	Draft: Added 1st page with stick figure/scenario and corresponding x-t, vx-t, ax-t graphs	2020-09-08	23:18
Released	Copy fig parts	Cosmetic	AP Physics 1	1.1	1-d Kinematics describe (APP1)	Replaced UAM stick-figure panel to correct length of v4 vector	2020-09-09	15:30
Released	Copy fig	Cosmetic	AP Physics C Mech	1.1	1-d Kinematics describe calc (APPC)	Replaced UAM stick-figure panel to correct length of v4 vector	2020-09-09	15:31
Released	Medium	Cosmetic	AP Physics 1	1.2.2	UAM position formula derivation	Replaced UAM stick-figure panel to correct length of v4 vector, updated vx-t graph to have scale consistent with graph from 1.2 and stick figure	2020-09-09	15:33
Released	Copy	Cosmetic	AP Physics C Mech	1.2.2	UAM position formula derivation	Replaced UAM stick-figure panel to correct length of v4 vector, updated vx-t graph to have scale consistent with graph from 1.2 and stick figure	2020-09-09	15:34
Released		SYNC	(Master folder)				2020-09-09	15:38
Released	Easy	Cosmetic	AP Calculus AB	1.4	Continuity and IVT	f/g, g(a) \neq 0 changed to f/g if g(a) \neq 0	2020-09-12	3:01
Released	Easy	Cosmetic	AP Calculus AB	1.3	Calculating limits	Changed comma to "if" for division law of limits	2020-09-12	3:14
Released	Easy	Cosmetic	AP Calculus AB	2.1	Derivatives	Changed comma to "if" for quotient rule	2020-09-12	3:15
Released		SYNC	(Master folder)				2020-09-12	3:16
Released	Easy	Cosmetic	AP Physics C EM	E1.4	Gauss's Law	Added language to title formula for flux through infinitesimal patch, in step list added language "and label" just before dA_OUT	2020-09-28	16:50
Released		SYNC	(Master folder)				2020-09-28	16:53
Released	Medium	Missing item	AP Physics 1	2.2.1	Vectors	Draft: Velocity addition: Added image of boat, six-pack plastic, axis systems	2020-10-04	20:05
Released	Copy	Missing item	AP Physics C Mech	2.2.1	Vectors	Draft: Velocity addition: Added image of boat, six-pack plastic, axis systems	2020-10-04	20:07
Released		SYNC	(Master folder)				2020-10-04	20:08
Released	Medium	Cosmetic	AP Physics 1	2.2.1	Vectors	Added faint ",AVG" to subscripts in velocity addition panel text, Velocity addition figure: Decreased opacity of ",AVG" in subscripts to 50%, added details (whooshies/stroboscopic after images), scalar multiplication: changed style on minus signs	2020-10-09	1:06
Released	Copy	Cosmetic	AP Physics C Mech	2.2.1	Vectors	Added faint ",AVG" to subscripts in velocity addition panel text, Velocity addition figure: Decreased opacity of ",AVG" in subscripts to 50%, added details (whooshies/stroboscopic after images), scalar multiplication: changed style on minus signs	2020-10-09	1:08
Released	Easy	Cosmetic	AP Physics C Mech	2.3	2-d Kinematics calc tiles (APPC)	Stroboscopic figure: Second panel: changed i and f in subscript to t and t + Delta t, respectively	2020-10-09	1:18
Released	Easy	Cosmetic	AP Calculus AB	3.4.1	Derivatives inverse functions	Added "Hypothesis" and "Conclucion" titles, added hypothesis g(x) = f^{-1}(x), added "if f'(g(a)) \neq 0" in conclusion, triangle figure: changed hyphen to minus sign, adjusted radical size accordingly, decreased opacity of right angle symbol to 50%, made triangle less tall	2020-10-09	1:33
Released		SYNC	(Master folder)				2020-10-09	1:36
Released	Easy	Missing item	AP Calculus AB	2.1	Derivatives	Product and quotient rules: Added "(Provided that f'(x) and g'(x) exist)"	2020-10-14	11:51
Released	Easy	Missing item	AP Calculus AB	2.6.1	Derivative tests sentences worksheet	(Created item from existing worksheet from tutoring)	2020-11-24	13:39
Released	Easy	Error	AP Calculus AB	2.4	Extrema	Fixed definitions for maxes/mins, organized into table	2020-12-03	1:54
Released	Easy	Missing item	AP Calculus AB	2.6	Derivative tests	Changed table column header "Illustration" to "Graph of f"	2020-12-03	1:57
Released		SYNC	(Master folder)				2020-12-03	1:58
Released	Tedious	Missing item	Arbitrage-free pricing	1.1	No arbitrage & constancy of price ratios for deterministic final prices	(Created item)	2020-12-06	17:41
Released	Easy	Cosmetic	Arbitrage-free pricing	1.1	No arbitrage & constancy of price ratios for deterministic final prices	Changed V_A(…, T) to V_A(…)	2020-12-10	1:37
Released	Easy	Cosmetic	Arbitrage-free pricing	1.1	No arbitrage & constancy of price ratios for deterministic final prices	Changed V_A to A	2020-12-26	19:47
Released	Easy	Cosmetic	AP Physics 2	11.1	Waves	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	11.2	Speed of wave on string	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	11.4	Doppler	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	12.1	Electric charge and force	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	12.2	SiQuENC Charge transfer	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	12.3.1	Electric potential	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	12.4	Current	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	12.5	DC (equilibrated) operation	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	12.6	Laboratory precautions and measurements for DC circuits	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	12.7	SiQuENC DC Circuits	Moved from AP Physics 1/ to AP Physics 2/	2020-12-26	19:58
Released	Easy	Cosmetic	AP Physics 2	11.1	Waves	In title, changed "for AP Physics 1" to "for AP Physics 2"	2020-12-26	19:59
Released	Easy	Cosmetic	AP Physics 2	12.7	SiQuENC DC Circuits	In title, changed "for AP Physics 1" to "for AP Physics 2"	2020-12-26	20:01
Released		SYNC	(Master folder)				2020-12-26	20:06
Released	Medium	Missing item	Arbitrage-free pricing	2.1	Construct arbitrage portfolios with forwards	(Created item)	2020-12-26	21:10
Released	Easy	Cosmetic	Arbitrage-free pricing	3.1	Construct arbitrage portfolios with forwards	Renamed file (index now 3.1 rather than 2.1)	2020-12-28	23:31
Released	Easy	Missing item	Arbitrage-free pricing	2.1	Qualitative graphical estimation of risk-neutral price function	Created item from page of notes from tutoring	2020-12-28	23:32
Released	Easy	Missing item	Arbitrage-free pricing	2.2	Option-price duality	Created item from page of notes from tutoring	2020-12-28	23:36
Released		SYNC	(Master folder)				2020-12-28	23:37
Released	Easy	Cosmetic	Arbitrage-free pricing	2.2	Option-price duality	Removed extra (2nd) page	2020-12-28	23:38
Released	Easy	Cosmetic	Arbitrage-free pricing	3.1	Construct arbitrage portfolios with forwards	Added footer DAVIDLIAO.COM	2020-12-28	23:39
Released		SYNC	(Master folder)				2020-12-28	23:40
Released	Easy	Cosmetic	Arbitrage-free pricing	4.1	Construct arbitrage portfolios with forwards	Renamed file (index now 4.1 rather than 3.1)	2020-12-30	16:30
Released	Easy	Cosmetic	Arbitrage-free pricing	3.1	Option-price duality	Renamed file (index now 3.1 rather than 2.2)	2020-12-30	16:55
Released	Medium	Missing item	Arbitrage-free pricing	2.2	Black-Scholes	Created item from notes from tutoring	2020-12-30	23:35
Released	Easy	Cosmetic	Arbitrage-free pricing	2.1	Qualitative graphical estimation of risk-neutral price function	Moved "(x)" and flowchart curvy arrow	2020-12-30	23:40
Released	Easy	Cosmetic	Arbitrage-free pricing	3.1	Option-price duality	Added asterisk (*) to name of PDF	2020-12-30	23:42
Released	Easy	Error	Arbitrage-free pricing	2.1	Qualitative graphical estimation of risk-neutral price function	Changed notation for risk-neutral probability distribution to indicate a PMF instead of a PDF	2020-12-30	23:49
Released	Tedious	Missing item	Arbitrage-free pricing	1.2	Motivation for risk-neutral pricing ansatz (single-branch example)	Created item	2021-01-03	0:00
Released	Medium	Missing item	Arbitrage-free pricing	1.1 IBL	Constructing arbitrage portfolios	Created item	2021-01-03	0:07
Released	Easy	Cosmetic	Arbitrage-free pricing	1.2	Motivation for risk-neutral pricing ansatz (single-branch example)	Adjusted text style in first section header	2021-01-03	0:09
Released		SYNC	(Master folder)				2021-01-03	0:11
Released	Easy	Cosmetic	Arbitrage-free pricing	1.2	Motivation for risk-neutral pricing ansatz (single-branch example)	Changed "single branch" to "single-branch" in running header	2021-01-03	0:13
Released	Medium	Missing item	Arbitrage-free pricing	0.0	Connections between arbitrage-free pricing and equilibrium statistical mechanics	Created item	2021-01-03	0:56
Released		SYNC	(Master folder)				2021-01-03	0:57
Released	Easy	Missing item	Arbitrage-free pricing	1.2	Motivation for risk-neutral pricing ansatz (single-branch example)	Pg. 1: Added text above figure to indicate that states I and II have finite probability of being realized at time T	2021-01-03	15:59
Released	Easy	Cosmetic	AP Physics C Mech	0.0	AP Physics C Mechanics outline	Changed formatting to fit onto a single letter-sized page	2021-04-10	12:02
Released	Easy	Minor error	AP Physics C Mech	6.2	Mass-averaging over continuous mass distributions (APPC)	Fixed copy-paste errors: Changed m_3 x_3, m_3 y_3, & m_3 z_3 to, respectively, m_N x_N, m_N, y_N, & m_N z_N	2021-04-11	18:22
Released	Easy	Error	AP Physics C Mech	3.4.2	Drag force integration (APPC)	Fixed copy-paste error: decay time labeled on time axis: changed from mg/b to m/b	2021-04-11	18:29
Released		SYNC	(Master folder)				2021-04-11	18:31
Released	Easy	Minor error	Problems		2021-0507 EoY FRQ Practice Packet	Edited wording for 1.5.4 QQT. Toys in slots	2021-05-07	21:41
Released	Easy	Minor error	AP Calculus AB	4.2	Using integrals for areas	Fixed typo: "RIHT " -> "RIGHT"	2021-05-19	1:09
Released	Easy	Error	AP Physics C Mech	3.4.2	Drag force integration (APPC)	v_T/e no longer labels a y-velocity axis tickmark and now labels a vertical arrow showing a difference between y-velocities	2021-05-31	10:13
Released		SYNC	(Master folder)				2021-05-31	10:32
Released	Easy	Missing item	Ridge-iculously hard Honors Precalculus	R1.0.1	Domain restriction	Moved some stuff in 2nd and 3rd columns around, changed graphical representation of domain to, simply, graph	2021-06-19	14:56
Released	Easy	Cosmetic	Ridge-iculously hard Honors Precalculus	R1.0.1	Domain restriction	Changed some labels for table cells	2021-06-21	16:44
Released	Easy	Missing item	CRR STEML	2.3.1.1	Rule chart (Dark)	Created black-and-white version from light-blue-and-white version	2021-07-03	12:20
Released		SYNC	(Master folder)				2021-07-03	12:22
Released	Easy	Missing item	AP Physics 1	3.5	SiQuENC Forces	Added text to Axis in BETA (If there is no direction of acceleration, orient axes to minimize the number of forces that fail to point along a drawn axis.)	2021-09-18	2:57
Released	Copy	Missing item	AP Physics C Mech	3.5	SiQuENC Forces	Added text to Axis in BETA (If there is no direction of acceleration, orient axes to minimize the number of forces that fail to point along a drawn axis.)	2021-09-18	2:59
Released	Easy	Cosmetic	AP Physics 1	1.3	SiQuENC 1-d Kinematics	Added missing space: t_iand -> t_i and	2021-09-18	3:00
Released	Copy	Cosmetic	AP Physics C Mech	1.3	SiQuENC 1-d Kinematics	Added missing space: t_iand -> t_i and	2021-09-18	3:02
Released	Easy	Cosmetic	AP Physics 1	7.1	Work done by a force	Figure for stronger force: Removed small green rectangle	2021-09-18	3:11
Released	Copy	Cosmetic	AP Physics C Mech	7.1	Work done by a force	Figure for stronger force: Removed small green rectangle	2021-09-18	3:12
Released		SYNC	(Master folder)				2021-09-18	3:13
Released	Medium	Missing item	Ridge-iculously hard Honors Precalculus	R1.1	Make sadistic problems	Created item	2021-10-15	14:52
Released	Medium	Missing item	Quant Interviewing	1.1	Counting	Adapted from internal precalculus notes	2022-01-08	0:47
Released	Medium	Missing item	Quant Interviewing	1.2	Probability & conditional probability	Adapted from middle-school & high school precalculus notes	2022-01-08	0:48
Released	Medium	Missing item	Quant Interviewing	1.3	Agile probabilistic reasoning	Created item	2022-01-08	0:49
Released	Easy	Cosmetic	AP Physics 1	2.3.1	SiQuENC 2-d Kinematics	Changed "t_iand t_f" to "t_i and t_f"	2022-01-08	0:55
Released	Copy	Cosmetic	AP Physics C Mech	2.3.1	SiQuENC 2-d Kinematics	Changed "t_iand t_f" to "t_i and t_f"	2022-01-08	0:56