User contributions
- 13:30, 12 September 2024 (diff | hist) . . (-171) . . m LaTeX:Symbols (→See More) (current)
- 13:29, 12 September 2024 (diff | hist) . . (+28) . . LaTeX:Symbols (→Multi-Size Symbols)
- 13:26, 12 September 2024 (diff | hist) . . (-1) . . m LaTeX:Layout (→Cross referencing) (current)
- 13:25, 12 September 2024 (diff | hist) . . (-567) . . LaTeX:Layout (→Cross referencing: cleanup)
- 13:14, 12 September 2024 (diff | hist) . . (0) . . m LaTeX:Commands (→Matrices and Arrays) (current)
- 18:02, 11 September 2024 (diff | hist) . . (+50) . . m 2023 AMC 12B Problems/Problem 13 (→Problem: use $\mathcal{P}$ instead of $P$, as in the original problem's wording) (current)
- 17:21, 11 September 2024 (diff | hist) . . (-1) . . m Centroid (current)
- 19:24, 10 September 2024 (diff | hist) . . (-29) . . m LaTeX:Commands (→Calculus)
- 19:24, 10 September 2024 (diff | hist) . . (-364) . . LaTeX:Commands (→Matrices: general cleanup)
- 19:10, 10 September 2024 (diff | hist) . . (+155) . . LaTeX:Layout (→Tables)
- 19:08, 10 September 2024 (diff | hist) . . (-720) . . m LaTeX:Layout (→Justification (Centering, etc).: fix broken latex environment, use a shorter filler text)
- 19:59, 31 August 2024 (diff | hist) . . (-2) . . 2023 AMC 10A Problems (Undo revision 226053 by Aadityamitra12345 (talk)) (current) (Tag: Undo)
- 23:42, 28 August 2024 (diff | hist) . . (+17) . . m Fermat's Little Theorem (→Statement: Euler's theorem requires gcd(a,n)=1) (current)
- 00:51, 21 August 2024 (diff | hist) . . (-1) . . 2020 AMC 10B Problems/Problem 14 (→Problem: choice C must say pi/3, not 3pi/3) (current)
- 13:13, 20 August 2024 (diff | hist) . . (-9) . . 2004 AMC 10B Problems/Problem 24 (current)
- 14:49, 16 August 2024 (diff | hist) . . (+81) . . User:Scrabbler94 (current)
- 23:01, 17 July 2024 (diff | hist) . . (-7) . . m 2017 AMC 12B Problems/Problem 15 (→Problem: the original problem statement gives the answer choices as ratios, not whole numbers.) (current)
- 17:39, 20 June 2024 (diff | hist) . . (+55) . . m 2011 AMC 12B Problems/Problem 10 (→Solution: should mention that BMC is a 30-60-90 in order to conclude BMC = 30 deg) (current)
- 01:44, 10 June 2024 (diff | hist) . . (-6) . . 2015 AMC 10B Problems/Problem 15 (→Solution 1: the 1st set of equations is wrong; should be 3p=h instead of 3h=p and so on.) (current)
- 15:24, 8 June 2024 (diff | hist) . . (-117) . . LaTeX:Symbols (Undo revision 215796 by Marianasinta (talk)) (Tag: Undo)
- 15:23, 8 June 2024 (diff | hist) . . (-119) . . Divisibility rules/Rule for 11 proof (Undo revision 215833 by Marianasinta (talk)) (current) (Tag: Undo)
- 15:07, 23 May 2024 (diff | hist) . . (-117) . . Divisibility rules (Undo revision 215825 by Marianasinta (talk)) (current) (Tag: Undo)
- 04:05, 20 May 2024 (diff | hist) . . (+240) . . Modular inverse (current)
- 20:09, 19 May 2024 (diff | hist) . . (-4) . . m 2020 AMC 10B Problems (→Problem 9)
- 19:31, 15 May 2024 (diff | hist) . . (+13) . . m 2013 AMC 12A Problems (→Problem 12)
- 16:03, 8 May 2024 (diff | hist) . . (-117) . . Contrapositive (Undo revision 215843 by Marianasinta (talk)) (current) (Tag: Undo)
- 16:02, 8 May 2024 (diff | hist) . . (-116) . . Fermat's Little Theorem (Undo revision 215831 by Marianasinta (talk)) (Tag: Undo)
- 14:13, 20 April 2024 (diff | hist) . . (+5) . . m 1992 AIME Problems/Problem 4 (Undo revision 211932 by Makemake (talk)) (current) (Tag: Undo)
- 14:12, 20 April 2024 (diff | hist) . . (+7) . . m 2006 AIME II Problems/Problem 4 (Undo revision 215042 by Makemake (talk)) (current) (Tag: Undo)
- 14:12, 20 April 2024 (diff | hist) . . (-3) . . 2006 AIME II Problems/Problem 4 (Undo revision 215043 by Makemake (talk)) (Tag: Undo)
- 19:51, 19 April 2024 (diff | hist) . . (+80) . . 2007 AMC 10B Problems/Problem 8
- 19:49, 19 April 2024 (diff | hist) . . (+456) . . 2007 AMC 10B Problems/Problem 8
- 19:51, 13 April 2024 (diff | hist) . . (+4) . . m 2023 AMC 12B Problems/Problem 8 (→Problem) (current)
- 19:04, 11 April 2024 (diff | hist) . . (-6) . . m 2014 AMC 12A Problems (→Problem 8) (current)
- 19:04, 11 April 2024 (diff | hist) . . (+16) . . m 2014 AMC 12A Problems (→Problem 8: add dollar symbols)
- 16:38, 10 April 2024 (diff | hist) . . (-2) . . m 2021 Fall AMC 10A Problems/Problem 13 (→Solution 1) (current)
- 17:54, 29 March 2024 (diff | hist) . . (+2) . . m 2007 AMC 10A Problems (→Problem 7) (current)
- 18:42, 27 March 2024 (diff | hist) . . (+1) . . m 2023 AMC 12B Problems (→Problem 5: ensue --> ensure)
- 20:01, 15 March 2024 (diff | hist) . . (+1) . . m 2022 AMC 10B Problems/Problem 15 (→Problem)
- 18:32, 29 February 2024 (diff | hist) . . (+2) . . m 2020 AMC 10A Problems/Problem 18 (→Problem)
- 18:32, 29 February 2024 (diff | hist) . . (+2) . . m 2020 AMC 10A Problems (→Problem 18) (current)
- 14:13, 29 February 2024 (diff | hist) . . (-396) . . 2021 AMC 12A Problems/Problem 15 (this solution does not work since the choices are 47, 48, 83, 95, 96, and the choices (47, 48) are also 1 apart.)
- 17:57, 22 February 2024 (diff | hist) . . (-117) . . Millennium Problems (Undo revision 215805 by Marianasinta (talk)) (current) (Tag: Undo)
- 20:25, 21 February 2024 (diff | hist) . . (-117) . . IMO Problems and Solutions (Undo revision 215823 by Marianasinta (talk)) (Tag: Undo)
- 20:24, 21 February 2024 (diff | hist) . . (-117) . . Modular arithmetic/Introduction (Undo revision 215840 by Marianasinta (talk)) (Tag: Undo)
- 20:24, 21 February 2024 (diff | hist) . . (-122) . . 2023 AMC 8 (Undo revision 215817 by Marianasinta (talk)) (current) (Tag: Undo)
- 20:12, 21 February 2024 (diff | hist) . . (-117) . . Cyclic quadrilateral (Undo revision 215841 by Marianasinta (talk)) (Tag: Undo)
- 18:05, 21 February 2024 (diff | hist) . . (-122) . . 2022 AMC 8 Problems (Undo revision 215813 by Marianasinta (talk)) (Tag: Undo)
- 17:30, 21 February 2024 (diff | hist) . . (-117) . . Power of a Point Theorem (Undo revision 215844 by Marianasinta (talk)) (Tag: Undo)
- 17:29, 21 February 2024 (diff | hist) . . (-119) . . 2023 AMC 10A (Undo revision 215845 by Marianasinta (talk)) (current) (Tag: Undo)
- 17:29, 21 February 2024 (diff | hist) . . (-119) . . 2022 AMC 10B (Undo revision 215846 by Marianasinta (talk)) (current) (Tag: Undo)
- 17:26, 21 February 2024 (diff | hist) . . (-117) . . List of United States high school mathematics competitions (Undo revision 215847 by Marianasinta (talk)) (current) (Tag: Undo)
- 17:25, 21 February 2024 (diff | hist) . . (-117) . . 2023 AMC 8 Problems (Undo revision 215842 by Marianasinta (talk)) (current) (Tag: Undo)
- 14:24, 16 February 2024 (diff | hist) . . (-8) . . 2003 AMC 8 Problems (Undo revision 215569 by Jimothyli (talk)) (Tag: Undo)
- 14:22, 16 February 2024 (diff | hist) . . (-12) . . 2024 AMC 8 Problems
- 13:48, 16 February 2024 (diff | hist) . . (+1) . . 2018 AMC 10B Problems/Problem 9 (Undo revision 209742 by Serengeti22 (talk)) (Tag: Undo)
- 20:44, 15 February 2024 (diff | hist) . . (-31) . . 1997 AHSME Problems/Problem 15 (Undo revision 214452 by Serengeti22 (talk)) (current) (Tag: Undo)
- 20:43, 15 February 2024 (diff | hist) . . (-21) . . 2012 AMC 10B Problems/Problem 3 (Undo revision 215462 by Serengeti22 (talk)) (current) (Tag: Undo)
- 20:42, 15 February 2024 (diff | hist) . . (+23) . . 2007 AMC 10B Problems/Problem 13 (undo previous edits) (current)
- 22:12, 9 February 2024 (diff | hist) . . (0) . . 2024 AIME II Problems (→Problem 9)
- 14:17, 2 February 2024 (diff | hist) . . (+400) . . 2016 AMC 8 Problems (restore earlier version due to vandalism)
- 14:04, 2 February 2024 (diff | hist) . . (+9) . . m 2015 AMC 8 Problems (→Problem 6) (current)
- 15:36, 31 January 2024 (diff | hist) . . (0) . . 2024 AMC 8 Problems/Problem 14 (→Solution 2 (Advanced))
- 15:29, 31 January 2024 (diff | hist) . . (+14) . . 2024 AMC 8 Problems/Problem 14 (→Solution 2 (Advanced))
- 15:29, 31 January 2024 (diff | hist) . . (+22) . . 2024 AMC 8 Problems/Problem 14 (→Solution 2 (Advanced))
- 15:28, 31 January 2024 (diff | hist) . . (+1,807) . . 2024 AMC 8 Problems/Problem 14 (add solution 2)
- 15:16, 31 January 2024 (diff | hist) . . (+1,806) . . 2024 AMC 8 (Undo revision 213949 by Sdlighe (talk)) (Tag: Undo)
- 15:16, 31 January 2024 (diff | hist) . . (-22) . . 2024 AMC 8 (Undo revision 213950 by Sdlighe (talk)) (Tag: Undo)
- 21:11, 20 January 2024 (diff | hist) . . (+291) . . 2017 AMC 8 Problems/Problem 24 (Undo revision 211628 by Ddhh (talk)) (Tag: Undo)
- 21:10, 20 January 2024 (diff | hist) . . (+160) . . 2017 AMC 8 Problems (Undo revision 211629 by Ddhh (talk)) (Tag: Undo)
- 21:10, 20 January 2024 (diff | hist) . . (+179) . . 2017 AMC 8 Problems (Undo revision 211630 by Ddhh (talk)) (Tag: Undo)
- 21:06, 20 January 2024 (diff | hist) . . (+683) . . 2017 AMC 8 Problems/Problem 9 (Undo revision 211631 by Ddhh (talk)) (Tag: Undo)
- 03:42, 23 December 2023 (diff | hist) . . (-1) . . 2019 AMC 8 Problems (Undo revision 208125 by Serengeti22 (talk)) (Tag: Undo)
- 21:31, 21 December 2023 (diff | hist) . . (+40) . . m 2023 AMC 10B Problems (→Problem 7: use the degree symbol, as stated on the official test)
- 20:02, 21 December 2023 (diff | hist) . . (+2,032) . . 2019 AMC 8 Problems (Please do not vandalize the wiki.)
- 20:01, 21 December 2023 (diff | hist) . . (0) . . 2019 AMC 8 Problems (Undo revision 208068 by Scrabbler94 (talk)) (Tag: Undo)
- 20:00, 21 December 2023 (diff | hist) . . (0) . . 2019 AMC 8 Problems (Undo revision 208053 by Anniehyacinth (talk)) (Tag: Undo)
- 20:56, 15 November 2023 (diff | hist) . . (+11) . . m 2023 AMC 12B Problems/Problem 22 (→Solution 3: use \cos and \cosh instead of cos and cosh)
- 17:18, 9 November 2023 (diff | hist) . . (-569) . . 2023 AMC 10A Problems/Problem 8 (replace with correct problem 8)
- 20:54, 29 October 2023 (diff | hist) . . (+4) . . m 2008 AMC 8 Problems/Problem 21 (→Solution: volume, not area) (current)
- 02:55, 21 October 2023 (diff | hist) . . (-635) . . 2011 AMC 8 Problems/Problem 24 (Solution 2 is completely wrong. If this were to be applied to the number 100001 (33 if interpreted in binary), 33 can be written as the sum of 2 primes as 2+31, but 99999 is not prime.))
- 02:54, 21 October 2023 (diff | hist) . . (+634) . . 2011 AMC 8 Problems/Problem 24 (Undo revision 199921 by Scrabbler94 (talk)) (Tag: Undo)
- 02:52, 21 October 2023 (diff | hist) . . (-634) . . 2011 AMC 8 Problems/Problem 24 (Solution 2 is completely wrong. If this were to be applied to the number 100001 (31 if interpreted in binary), 31 can be written as the sum of 2 primes as 2+29, but 99999 is not prime.)
- 17:18, 25 July 2023 (diff | hist) . . (+11) . . m 2014 AMC 12A Problems/Problem 2 (→Problem: add dollar signs) (current)
- 17:18, 25 July 2023 (diff | hist) . . (+12) . . m 2014 AMC 12A Problems (→Problem 2: add dollar signs)
- 09:35, 26 May 2023 (diff | hist) . . (-1) . . m 2014 AMC 12A Problems/Problem 23 (Undo revision 186851 by Mathkiddie (talk)) (current) (Tag: Undo)
- 09:34, 26 May 2023 (diff | hist) . . (-11) . . m 2014 AMC 12A Problems/Problem 23 (Undo revision 186852 by Mathkiddie (talk)) (Tag: Undo)
- 19:53, 15 March 2023 (diff | hist) . . (+57) . . 1986 AJHSME Problems/Problem 24 (rewrite solution as both solutions (esp. solution 2) were lacking strong enough justification, and should mention that the probabilities are approximate.)
- 06:29, 9 December 2022 (diff | hist) . . (+115) . . m 2022 AMC 10A Problems/Problem 16 (→Solution 1 (Vieta's Formulas): clarify A,...D in solution 1)
- 06:35, 28 October 2022 (diff | hist) . . (+1) . . m 2021 AMC 10A Problems/Problem 19 (→Solution 2)
- 06:30, 28 October 2022 (diff | hist) . . (-184) . . m 2021 AMC 10A Problems/Problem 19 (revise)
- 06:13, 28 October 2022 (diff | hist) . . (+1,589) . . 2021 AMC 10A Problems/Problem 19 (add alternate solution without casework)
- 04:20, 9 October 2022 (diff | hist) . . (+266) . . 2002 AMC 12B Problems (Undo revision 178674 by Greenplanet2050 (talk)) (current) (Tag: Undo)
- 08:21, 12 August 2022 (diff | hist) . . (-263) . . User:Scrabbler94
- 03:28, 6 December 2021 (diff | hist) . . (-64) . . User:Scrabbler94
- 14:47, 29 March 2021 (diff | hist) . . (+120) . . 2013 AMC 8 Problems/Problem 3 (more detailed solution)
- 21:23, 11 March 2021 (diff | hist) . . (+41) . . 2021 AIME I Problems/Problem 14
- 21:22, 11 March 2021 (diff | hist) . . (+3,047) . . 2021 AIME I Problems/Problem 14 (add a solution)
- 19:46, 11 March 2021 (diff | hist) . . (+1,156) . . 2021 AIME I Problems/Problem 3 (more rigorous solution)
- 18:48, 11 March 2021 (diff | hist) . . (+78) . . User:Scrabbler94
- 18:46, 11 March 2021 (diff | hist) . . (-174) . . 2007 AIME I Problems/Problem 4 (Undo revision 109540 by Brudder (talk) Solution 2 (LCM/GCF) is wrong; this method would obtain 105 years even if the periods were 6000, 8400, 14000 for example.) (current) (Tag: Undo)
- 14:18, 22 February 2021 (diff | hist) . . (0) . . m 2021 AMC 10B Problems/Problem 2 (move solution 2 before video solutions)
- 02:19, 18 February 2021 (diff | hist) . . (+11) . . 2020 AIME II Problems/Problem 12 (→Solution 2 (Official MAA))
- 23:52, 13 February 2021 (diff | hist) . . (+14) . . 2021 AMC 12A Problems/Problem 25 (→Solution 2 (Fast))
- 23:51, 13 February 2021 (diff | hist) . . (+8) . . m 2021 AMC 12A Problems/Problem 25 (→Solution 2 (Fast))
- 23:48, 13 February 2021 (diff | hist) . . (+243) . . 2021 AMC 12A Problems/Problem 25 (combine solutions 2 and 3 with more rigorous justification why we can say N is a multiple of 9)
- 23:23, 13 February 2021 (diff | hist) . . (0) . . m 2021 AMC 12A Problems (→Problem 21: fix typo)
- 23:13, 13 February 2021 (diff | hist) . . (-529) . . 2021 AMC 10B Problems/Problem 11 (solution 2 is exactly the same as solution 1 except x,y are used instead of m,n. Added more detail to solution 1.)
- 14:14, 12 February 2021 (diff | hist) . . (+514) . . 2021 AMC 12A Problems/Problem 10 (add a quick solution)
- 13:13, 3 February 2021 (diff | hist) . . (+14) . . 2017 AMC 10A Problems/Problem 4
- 13:12, 3 February 2021 (diff | hist) . . (+41) . . m 2017 AMC 10A Problems/Problem 4 (→Solution)
- 13:11, 3 February 2021 (diff | hist) . . (-588) . . 2017 AMC 10A Problems/Problem 4 (combine solutions 1 and 2 as they are essentially the same. also clarify that the number of toys increases by 1; not necessarily "1 toy is placed in the box" since different toys can be put in and taken out.)
- 12:44, 29 January 2021 (diff | hist) . . (-14) . . User:Pi-r2 (Undo revision 143523 by Awesome3.14 (talk)) (current) (Tag: Undo)
- 12:41, 29 January 2021 (diff | hist) . . (-61) . . 2000 AMC 12 Answer Key (Undo revision 143614 by Awesome3.14 (talk) please do not vandalize the AoPS wiki pages.) (current) (Tag: Undo)
- 21:07, 2 December 2020 (diff | hist) . . (+28) . . m 2011 AMC 10B Problems/Problem 23 (need gcd(a,1000) = 1)
- 17:34, 19 November 2020 (diff | hist) . . (+1,493) . . 2020 AMC 8 Problems/Problem 24 (add quick solution)
- 19:27, 18 November 2020 (diff | hist) . . (+107) . . 2020 AMC 8 Problems/Problem 21 (clarify solution 1)
- 19:24, 18 November 2020 (diff | hist) . . (-931) . . 2020 AMC 8 Problems/Problem 21 (Undo revision 137613 by Franzliszt (talk) this is the exact same as solution 1.) (Tag: Undo)
- 12:27, 18 November 2020 (diff | hist) . . (+1,197) . . 2020 AMC 8 Problems/Problem 21 (→Solution: add alternate solution without using recursion)
- 16:51, 2 November 2020 (diff | hist) . . (+25) . . Tree (graph theory)
- 16:50, 2 November 2020 (diff | hist) . . (+346) . . Tree (graph theory) (more complete description of a tree)
- 16:42, 2 November 2020 (diff | hist) . . (-2) . . 2020 AMC 10A Problems/Problem 6 (→Solution 1)
- 16:41, 2 November 2020 (diff | hist) . . (-817) . . 2020 AMC 10A Problems/Problem 6 (improve solution 1; solutions 2 and 3 are identical to solution 1 and don't contribute anything)
- 00:38, 16 July 2020 (diff | hist) . . (+910) . . Mock AMC (add mock AMC 10/12)
- 00:41, 1 July 2020 (diff | hist) . . (-204) . . 2019 AMC 10A Problems/Problem 2 (Solution 2 is wrong since divisibility by 100 doesn't imply the hundreds digit of their difference is 0.)
- 02:00, 30 June 2020 (diff | hist) . . (+2) . . User:Scrabbler94
- 01:59, 30 June 2020 (diff | hist) . . (+112) . . User:Scrabbler94 (add 2020 AMC 10/12)
- 01:43, 20 April 2020 (diff | hist) . . (+78) . . LaTeX:Commands (various improvements)
- 01:34, 20 April 2020 (diff | hist) . . (+10) . . m LaTeX:Commands (→Fractions: remove spacing after \frac)
- 01:33, 20 April 2020 (diff | hist) . . (-168) . . LaTeX:Commands (→Subscripts and Superscripts)
- 01:24, 20 April 2020 (diff | hist) . . (+166) . . LaTeX:Layout (→Referencing: use \eqref instead of \ref for equations)
- 01:17, 20 April 2020 (diff | hist) . . (+52) . . m LaTeX:Layout (→Document Class)
- 01:13, 20 April 2020 (diff | hist) . . (+95) . . LaTeX:Math (→Display Math: expand and improve section on equations, labeling)
- 01:01, 20 April 2020 (diff | hist) . . (-32) . . LaTeX:Symbols (→Bracketing Symbols: cases environment is more preferable than using \left\{ ....\right. esp. for piecewise functions)
- 00:49, 20 April 2020 (diff | hist) . . (-10) . . Euclidean algorithm (→Introductory)
- 02:19, 3 March 2020 (diff | hist) . . (-4) . . AMC historical results (average scores are not yet available)
- 15:38, 10 February 2020 (diff | hist) . . (-152) . . 2020 AMC 10B Problems/Problem 5 (Undo revision 117585 by Fidgetboss 4000 (talk)) (Tag: Undo)
- 15:37, 10 February 2020 (diff | hist) . . (-26) . . 2020 AMC 10B Problems/Problem 5 (Undo revision 117586 by Fidgetboss 4000 (talk)) (Tag: Undo)
- 22:42, 1 February 2020 (diff | hist) . . (+1) . . m 2020 AMC 10A Problems (→Problem 12: sp. isosceles)
- 20:30, 24 January 2020 (diff | hist) . . (+29) . . 2014 AMC 10A Problems (revert this page's vandalism)
- 00:04, 24 January 2020 (diff | hist) . . (-579) . . 2004 AMC 10B Problems/Problem 21 (→Solution: solution 2 isn't really correct as the positions of the terms which appear in both sequences change after shifting.)
- 14:59, 9 December 2019 (diff | hist) . . (-212) . . 2009 AMC 10B Problems/Problem 21 (Solution 3 is incorrect)
- 14:43, 29 November 2019 (diff | hist) . . (-574) . . 2005 AMC 12B Problems/Problem 11 (Solution 3 is incorrect. Cannot simply apply expected value arguments like that.)
- 02:23, 27 November 2019 (diff | hist) . . (-314) . . 2019 AMC 8 Problems/Problem 13 (solutions 1&2 identical; for completeness, solution should check that 110 actually works)
- 18:52, 25 November 2019 (diff | hist) . . (+98) . . 2019 AMC 8 Problems/Problem 25 (→Solution 1: improve clarity, rigor of solution 1)
- 23:56, 23 November 2019 (diff | hist) . . (+947) . . 2002 AMC 12A Problems/Problem 16 (→Solution 3: existing solution 3 does not justify the symmetry, and we can't say in general that just because E(Tina's sum) = 6, we can just look for the probability that Sergio's # is >6.)
- 17:08, 22 November 2019 (diff | hist) . . (+56) . . 2019 AMC 8 Problems/Problem 20 (condense solutions 1 and 2 to a more complete solution. Simply stating that the equation is quartic is not sufficient to show there are 4 real solutions.)
- 04:24, 22 November 2019 (diff | hist) . . (-12) . . m 2019 AMC 8 Problems/Problem 23 (→Solution 2: simplify solution 2 a bit)
- 04:20, 22 November 2019 (diff | hist) . . (+13) . . 2019 AMC 8 Problems/Problem 23 (→Solution 2)
- 04:20, 22 November 2019 (diff | hist) . . (+669) . . 2019 AMC 8 Problems/Problem 23 (→Solution 1: alternate solution)
- 04:04, 22 November 2019 (diff | hist) . . (-109) . . 2019 AMC 8 Problems/Problem 20 (Solution 2 is incorrect as the fact that it is a quartic does not imply all 4 solutions are real.)
- 19:47, 31 August 2019 (diff | hist) . . (-167) . . 2000 AMC 8 Problems (→Problem 6)
- 19:47, 31 August 2019 (diff | hist) . . (+196) . . 2000 AMC 8 Problems (→Problem 6)
- 15:09, 30 May 2019 (diff | hist) . . (+348) . . m 2017 AMC 10A Problems/Problem 25 (Undo revision 106043 by Scrabbler94 (talk)) (Tag: Undo)
- 15:08, 30 May 2019 (diff | hist) . . (-346) . . 2017 AMC 10A Problems/Problem 25 (solution 4 is incorrect, since not every multiple of 11 has at most 3 permutations (e.g. 132 has six))
- 12:32, 4 May 2019 (diff | hist) . . (-71) . . AoPS Wiki:FAQ (→The sit admins are being mean)
- 01:34, 19 April 2019 (diff | hist) . . (+3,789) . . 2019 USAJMO Problems/Problem 1 (→Solution: add solution)
- 18:05, 22 March 2019 (diff | hist) . . (+1,656) . . 2019 AIME II Problems/Problem 12 (→Solution: add solution)
- 17:17, 22 March 2019 (diff | hist) . . (+452) . . 2019 AIME II Problems/Problem 12 (add problem)
- 17:05, 22 March 2019 (diff | hist) . . (+486) . . 2019 AIME II Problems/Problem 10 (add problem)
- 17:04, 22 March 2019 (diff | hist) . . (+1,705) . . 2019 AIME II Problems/Problem 9 (add solution)
- 16:43, 22 March 2019 (diff | hist) . . (+1,309) . . 2019 AIME II Problems/Problem 8 (add solution)
- 16:29, 22 March 2019 (diff | hist) . . (+2,183) . . 2019 AIME II Problems/Problem 4 (add solution)
- 16:20, 22 March 2019 (diff | hist) . . (+73) . . 2019 AIME II Problems/Problem 3 (add AIME box)
- 16:16, 22 March 2019 (diff | hist) . . (+945) . . 2019 AIME II Problems/Problem 3 (add solution)
- 13:57, 15 March 2019 (diff | hist) . . (+869) . . 2019 AIME I Problems/Problem 6 (→Solution (Similar triangles): add alternate solution)
- 18:00, 16 February 2019 (diff | hist) . . (-89) . . m 2019 AMC 10B Problems/Problem 23 (→Solution 3)
- 15:51, 14 February 2019 (diff | hist) . . (+178) . . 2019 AMC 12B Problems/Problem 19 (add choices)
- 15:47, 14 February 2019 (diff | hist) . . (+13) . . 2019 AMC 12B Problems/Problem 13 (→Solution 2 (variant))
- 15:47, 14 February 2019 (diff | hist) . . (+665) . . 2019 AMC 12B Problems/Problem 13 (→Solution: alternate solution)
- 15:40, 14 February 2019 (diff | hist) . . (+118) . . 2019 AMC 12B Problems/Problem 14 (previous answer was incorrect)
- 15:31, 14 February 2019 (diff | hist) . . (+118) . . 2019 AMC 12B Problems/Problem 14 (→Problem: add choices)
- 15:27, 14 February 2019 (diff | hist) . . (+76) . . 2019 AMC 10B Problems/Problem 16 (→Solution)
- 15:25, 14 February 2019 (diff | hist) . . (+1,170) . . 2019 AMC 10B Problems/Problem 16 (add solution)
- 17:42, 25 January 2019 (diff | hist) . . (-21) . . User:Scrabbler94
- 14:26, 22 January 2019 (diff | hist) . . (+173) . . m Mock MathCounts (→State: urls to answers/results)
- 02:22, 14 January 2019 (diff | hist) . . (+152) . . m AoPS Past Contests (→Mock Contests: add ref to mock contests forum)
- 21:53, 3 January 2019 (diff | hist) . . (+233) . . Mock AMC (link to Mock Contests forum, clarify that AMC refers to the American Mathematics Competitions)
- 21:50, 3 January 2019 (diff | hist) . . (+258) . . Mock MathCounts (→Past Mock MATHCOUNTS: 1-5 difficulty obsolete; add another mock MATHCOUNTS; also include ongoing contests)
- 21:50, 1 January 2019 (diff | hist) . . (-18) . . User:Scrabbler94
- 02:01, 27 December 2018 (diff | hist) . . (+132) . . m User:Scrabbler94 (upcoming mock contest)
- 19:00, 26 November 2018 (diff | hist) . . (-887) . . 2018 AMC 8 Problems/Problem 22 (solution 1.5 is almost exactly the same as solution 1)
- 02:37, 22 November 2018 (diff | hist) . . (+246) . . m Mock MathCounts (usually stylized as MATHCOUNTS, not MathCounts.)
- 19:48, 21 November 2018 (diff | hist) . . (+535) . . m 2017 USAMO Problems/Problem 2 (→Problem: added full text of problem) (current)
- 19:46, 21 November 2018 (diff | hist) . . (+47) . . m User:Scrabbler94
- 18:33, 21 November 2018 (diff | hist) . . (+978) . . 2018 AMC 8 Problems/Problem 19 (→Solution: previous solution was quite poor as it's not immediately obvious why half of all assignments of +/- give a + on top.)
- 18:22, 21 November 2018 (diff | hist) . . (+737) . . 2018 AMC 8 Problems/Problem 22 (→Problem 22: add solution)
- 21:54, 1 November 2018 (diff | hist) . . (-1,155) . . Pythagorean Theorem (Undo revision 98298 by Yeskay (talk))
- 11:16, 23 October 2018 (diff | hist) . . (-378) . . 2017 AMC 8 Problems/Problem 7 (Deleted sol. 3 as it is essentially the same as sol. 1)
- 19:43, 19 September 2018 (diff | hist) . . (+738) . . AoPS Wiki:FAQ (add FAQ on mock contests, expand LaTeX)
- 17:12, 17 July 2018 (diff | hist) . . (+235) . . 2013 AMC 10A Problems/Problem 14 (→Solution: alternate solution)
- 06:18, 26 June 2018 (diff | hist) . . (+3) . . m Mock MathCounts (fix formatting by inserting closing brace)
- 17:36, 19 June 2018 (diff | hist) . . (-15) . . m 2015 AMC 12A Problems (→Problem 14: fix typesetting - use \log instead of \text{log})
- 14:16, 25 May 2018 (diff | hist) . . (-1,649) . . 1959 IMO Problems/Problem 1 (solution 1 incorrect, confusingly worded)
- 19:57, 23 May 2018 (diff | hist) . . (+284) . . User:Scrabbler94
- 19:47, 23 May 2018 (diff | hist) . . (-3) . . User:Scrabbler94
- 19:47, 23 May 2018 (diff | hist) . . (+34) . . User:Scrabbler94
- 19:44, 23 May 2018 (diff | hist) . . (+500) . . N User:Scrabbler94 (Created page with "My username is Scrabbler94. <b>Bio:</b> *MIT '16, major 18-C (Mathematics with computer science) *Ph.D. student in computer science *I play in NASPA-sanctioned Scrabble tourn...")
- 18:43, 23 May 2018 (diff | hist) . . (-267) . . 2005 AMC 12B Problems/Problem 21 (→Solution: original solution wasn't quite correct since the prime factorization might not be p^1q^1r^2s^4. Improved solution using more standard notation and multiplicativity of d(n).)
- 14:47, 23 May 2018 (diff | hist) . . (+280) . . 2016 AMC 10B Problems (Please do not vandalize wiki pages)
- 12:53, 18 May 2018 (diff | hist) . . (-14) . . 2007 AMC 12A Problems/Problem 16 (→Solution 2)
- 12:52, 18 May 2018 (diff | hist) . . (+964) . . 2007 AMC 12A Problems/Problem 16 (→Solution: add alternate solution with a little less listing out possibilities)
- 18:40, 17 May 2018 (diff | hist) . . (-179) . . 2012 AMC 10B Problems/Problem 15 (expanded solution 1, removed solution 2 as it doesn't do anything constructive)
- 01:28, 13 May 2018 (diff | hist) . . (+18) . . 2016 AMC 8 Problems (→Problem 12: added clause "on the field trip")
- 13:35, 9 April 2018 (diff | hist) . . (-4) . . m Millennium Problems (formatting with dollar sign)
- 13:32, 9 April 2018 (diff | hist) . . (-203) . . Arithmetic Mean-Geometric Mean Inequality (→Extensions: removed extremely vague bullet point. Explain better and put a source!)
- 17:00, 9 March 2018 (diff | hist) . . (0) . . 2018 AIME I Problems/Problem 14 (fix typo)
- 16:57, 9 March 2018 (diff | hist) . . (+13) . . 2018 AIME I Problems/Problem 14 (→Solution)
- 16:56, 9 March 2018 (diff | hist) . . (+1,422) . . 2018 AIME I Problems/Problem 14 (→Solution: add more complete solution with DP table)
- 02:00, 5 March 2018 (diff | hist) . . (+33) . . AoPS Wiki:FAQ (→AoPS Acronyms: added FTFY, a relatively common forum acronym)
- 12:58, 26 February 2018 (diff | hist) . . (-2) . . m Mock MathCounts (→State)
- 12:58, 26 February 2018 (diff | hist) . . (+515) . . Mock MathCounts (→State: add a mock 2018 state round)
- 17:07, 22 February 2018 (diff | hist) . . (+357) . . Mersenne prime (update largest known Mersenne prime; connection with even perfect numbers)
- 16:19, 21 February 2018 (diff | hist) . . (-70) . . AMC 10 Problems and Solutions (we are still months away from 2019; no point in inserting dead links)
- 20:26, 8 February 2018 (diff | hist) . . (+2) . . 2018 AMC 10A Problems (→Problem 3)
- 23:41, 21 January 2018 (diff | hist) . . (-30) . . Mock MathCounts (→Tips for Writing a Mock MathCounts: bolded the 1st sentence in each bullet, reordered some tips, removed the tip saying it is okay to use past contest problems (generally it's frowned upon).)
- 02:23, 17 January 2018 (diff | hist) . . (+88) . . Mock AMC (→Mock AMC 10: link to discussion)
- 01:47, 17 January 2018 (diff | hist) . . (+459) . . Mock AMC (→Mock AMC 10: add a mock AMC 10)
- 15:20, 25 October 2017 (diff | hist) . . (+322) . . Millennium Problems (→P versus NP: definitions of P/NP/NP-complete were incorrect, gave a brief but more correct overview)
- 15:11, 25 October 2017 (diff | hist) . . (+1) . . P versus NP (→Importance: sp. millennium) (current)
- 15:11, 25 October 2017 (diff | hist) . . (+85) . . m P versus NP (→Examples of P, NP, NP-complete problems: run time of brute-force subset sum)
- 15:05, 25 October 2017 (diff | hist) . . (+37) . . m P versus NP (→Overview)
- 15:04, 25 October 2017 (diff | hist) . . (-938) . . P versus NP (→Examples of P, NP, NP-complete problems)
- 15:03, 25 October 2017 (diff | hist) . . (-12) . . m P versus NP (→Examples of problems in P, NP, NP-complete problems)
- 15:02, 25 October 2017 (diff | hist) . . (+1,333) . . P versus NP (→Arguments: more clearly define NP-completeness, give examples of NP/NP-complete problems)
- 14:39, 25 October 2017 (diff | hist) . . (+973) . . P versus NP (→Overview: more formally define P, NP, decidability)
- 13:30, 25 October 2017 (diff | hist) . . (+1,109) . . Graph (graph theory) (add definitions of strongly connected, complete bipartite graphs)
- 13:23, 25 October 2017 (diff | hist) . . (+2) . . m Graph (graph theory) (→Bipartite graph)
- 13:22, 25 October 2017 (diff | hist) . . (-5) . . m Graph (graph theory) (→Bipartite graph)
- 13:22, 25 October 2017 (diff | hist) . . (+180) . . m Graph (graph theory) (→Bipartite graph: clarify definition of bipartite and that empty graph is bipartite)
- 12:02, 5 February 2015 (diff | hist) . . (+90) . . 2015 AMC 12A Problems/Problem 2 (→Solution)
- 11:57, 5 February 2015 (diff | hist) . . (+2) . . 2015 AMC 10A Problems/Problem 1 (→Solution)
- 11:57, 5 February 2015 (diff | hist) . . (-123) . . 2015 AMC 10A Problems/Problem 1 (→Solution)
- 02:02, 29 December 2014 (diff | hist) . . (+120) . . Combinatorial identity (→Hat Proof)
- 23:27, 1 July 2014 (diff | hist) . . (+187) . . 2001 AMC 10 Problems/Problem 12 (→Solution)
- 16:43, 8 April 2014 (diff | hist) . . (+24) . . AoPS Wiki:AoPS Community Awards (→Perfect AMC 10 scorers)
- 16:08, 10 August 2013 (diff | hist) . . (+12) . . 2003 AIME I Problems/Problem 12 (→Solution 1)
- 16:07, 10 August 2013 (diff | hist) . . (-87) . . 2003 AIME I Problems/Problem 12 (→Solution 1: easier solution 1)