User contributions
(newest | oldest) View (newer 100 | older 100) (20 | 50 | 100 | 250 | 500)
- 23:42, 7 February 2020 (diff | hist) . . (+23) . . 2020 AMC 10B Problems/Problem 22 (→MAA Official Solution)
- 23:41, 7 February 2020 (diff | hist) . . (-13) . . 2020 AMC 10B Problems/Problem 22 (→MAA Official Solution)
- 23:41, 7 February 2020 (diff | hist) . . (+275) . . 2020 AMC 10B Problems/Problem 22
- 23:37, 7 February 2020 (diff | hist) . . (+8) . . 2020 AMC 10B Problems/Problem 25 (→Solution)
- 23:37, 7 February 2020 (diff | hist) . . (+45) . . 2020 AMC 10B Problems/Problem 25 (→Solution)
- 23:36, 7 February 2020 (diff | hist) . . (+1,986) . . 2020 AMC 10B Problems/Problem 25 (→Solution)
- 16:15, 7 February 2020 (diff | hist) . . (+23) . . 2020 AMC 10B Answer Key
- 16:14, 7 February 2020 (diff | hist) . . (0) . . 2020 AMC 10B Answer Key
- 16:14, 7 February 2020 (diff | hist) . . (-23) . . 2020 AMC 10B Answer Key
- 16:13, 7 February 2020 (diff | hist) . . (+24) . . 2020 AMC 10B Answer Key
- 16:12, 7 February 2020 (diff | hist) . . (+140) . . N 2020 AMC 10B Answer Key (Created page with "1. D 2. E 3. E 4. D 5. B 6. B 7. A 8. D 9. D 10. C 11. D 12. D 13. B 14. D 15. D 16. A 17. C 18. B 19. A 20. B 21. B 22. D 23. C 24. C 25. A")
- 16:11, 7 February 2020 (diff | hist) . . (+453) . . 2020 AMC 10B Problems (→Problem 18)
- 16:11, 7 February 2020 (diff | hist) . . (+278) . . 2020 AMC 10B Problems (→Problem 19)
- 16:11, 7 February 2020 (diff | hist) . . (+570) . . 2020 AMC 10B Problems (→Problem 20)
- 16:10, 7 February 2020 (diff | hist) . . (+1) . . 2020 AMC 10B Problems (→Problem 23)
- 16:10, 7 February 2020 (diff | hist) . . (+3,458) . . 2020 AMC 10B Problems
- 16:09, 7 February 2020 (diff | hist) . . (-4,023) . . 2020 AMC 12B Problems
- 16:07, 7 February 2020 (diff | hist) . . (+594) . . 2020 AMC 12B Problems (→Problem 25)
- 16:06, 7 February 2020 (diff | hist) . . (+216) . . 2020 AMC 12B Problems (→Problem 24)
- 16:06, 7 February 2020 (diff | hist) . . (+1,183) . . 2020 AMC 12B Problems (→Problem 23)
- 16:06, 7 February 2020 (diff | hist) . . (+114) . . 2020 AMC 12B Problems (→Problem 22)
- 16:06, 7 February 2020 (diff | hist) . . (-110) . . 2020 AMC 12B Problems (→Problem 21)
- 16:05, 7 February 2020 (diff | hist) . . (+1,461) . . 2020 AMC 12B Problems (→Problem 21)
- 22:25, 3 February 2020 (diff | hist) . . (-12) . . Kevin Zhao
- 22:24, 3 February 2020 (diff | hist) . . (+20) . . Kevin Zhao
- 22:23, 3 February 2020 (diff | hist) . . (+5,043) . . Kevin Zhao
- 21:54, 3 February 2020 (diff | hist) . . (-10) . . Proof that 2=1 (→Error)
- 21:54, 3 February 2020 (diff | hist) . . (0) . . Proof that 2=1 (→Error)
- 21:53, 3 February 2020 (diff | hist) . . (+45) . . Proof that 2=1 (→Error)
- 18:06, 2 February 2020 (diff | hist) . . (+14) . . m 2020 AMC 10A Problems/Problem 18 (→Solution 4)
- 18:05, 2 February 2020 (diff | hist) . . (+914) . . 2020 AMC 10A Problems/Problem 18 (→Solution)
- 18:02, 2 February 2020 (diff | hist) . . (-356) . . 2020 AMC 10A Problems/Problem 18 (→Solution 3)
- 23:12, 20 December 2019 (diff | hist) . . (0) . . m AMC historical results (→AMC 8: Fixed a typo)
- 23:11, 20 December 2019 (diff | hist) . . (+494) . . AMC historical results
- 14:15, 20 October 2019 (diff | hist) . . (+12) . . 1999 USAMO Problems/Problem 3 (→Solution)
- 14:14, 20 October 2019 (diff | hist) . . (+1,114) . . 1999 USAMO Problems/Problem 3
- 18:29, 12 October 2019 (diff | hist) . . (-28) . . 1997 USAMO Problems/Problem 4 (→Solution) (current)
- 18:28, 12 October 2019 (diff | hist) . . (+30) . . 1997 USAMO Problems/Problem 4 (→Solution)
- 18:28, 12 October 2019 (diff | hist) . . (+26) . . 1997 USAMO Problems/Problem 4 (→Solution)
- 18:28, 12 October 2019 (diff | hist) . . (+18) . . 1997 USAMO Problems/Problem 4 (→Solution)
- 18:27, 12 October 2019 (diff | hist) . . (0) . . 1997 USAMO Problems/Problem 4 (→Solution)
- 18:24, 12 October 2019 (diff | hist) . . (+632) . . 1997 USAMO Problems/Problem 4 (→Solution)
- 18:17, 12 October 2019 (diff | hist) . . (+210) . . 1997 USAMO Problems/Problem 4 (→Solution)
- 11:40, 29 September 2019 (diff | hist) . . (+759) . . 1996 USAMO Problems/Problem 2 (current)
- 09:44, 20 September 2019 (diff | hist) . . (+422) . . 2019 AIME I Problems/Problem 1 (→Solution)
- 09:39, 20 September 2019 (diff | hist) . . (+150) . . 2019 AMC 10A Problems/Problem 19 (→Solution 5 (using the answer choices))
- 09:36, 20 September 2019 (diff | hist) . . (-4) . . m 2018 AMC 10A Problems/Problem 21 (→Solution 3 (Calculus Needed): Fixed Latex glitch)
- 09:35, 20 September 2019 (diff | hist) . . (-9) . . m 2012 AMC 12B Problems/Problem 17 (BBCode did not work so nicely)
- 09:33, 20 September 2019 (diff | hist) . . (+74) . . 2019 AIME I Problems/Problem 9 (→Solution)
- 09:32, 20 September 2019 (diff | hist) . . (-4,256) . . Kevin Zhao (Blanked the page) (Tag: Blanking)
- 09:32, 20 September 2019 (diff | hist) . . (+4,256) . . Kevin Zhao
- 09:30, 20 September 2019 (diff | hist) . . (-23) . . Kevin Zhao (Blanked the page) (Tag: Blanking)
- 09:28, 20 September 2019 (diff | hist) . . (-4,306) . . Kevin Zhao (Replaced content with "Currently under editing") (Tag: Replaced)
- 07:37, 10 August 2019 (diff | hist) . . (+67) . . Massachusetts MathCounts
- 07:36, 10 August 2019 (diff | hist) . . (+192) . . Massachusetts MathCounts
- 07:35, 10 August 2019 (diff | hist) . . (+223) . . Massachusetts MathCounts
- 07:31, 10 August 2019 (diff | hist) . . (+21) . . AoPS Wiki:AoPS Community Awards (→ARML Top 10)
- 07:30, 10 August 2019 (diff | hist) . . (+69) . . AoPS Wiki:AoPS Community Awards (→National Team Champions)
- 07:29, 10 August 2019 (diff | hist) . . (-9) . . AoPS Wiki:AoPS Community Awards (→National Test Champions: Fixed Jeff Lin's name)
- 07:28, 10 August 2019 (diff | hist) . . (-6) . . AoPS Wiki:AoPS Community Awards (→Perfect AIME Scores: Luke did not take aime this year since he was TST)
- 11:21, 14 July 2019 (diff | hist) . . (+32) . . Kevin Zhao
- 11:10, 14 July 2019 (diff | hist) . . (+59) . . Kevin Zhao
- 11:06, 14 July 2019 (diff | hist) . . (-64) . . AoPS Wiki:FAQ (Editing out irrelevant stuff)
- 16:50, 6 June 2019 (diff | hist) . . (+4,207) . . Kevin Zhao
- 16:09, 27 May 2019 (diff | hist) . . (+4,212) . . Reaper Archives
- 20:06, 13 May 2019 (diff | hist) . . (-173) . . Kevin Zhao (Undo revision 105801 by Baidu.com (talk)) (Tag: Undo)
- 19:38, 13 May 2019 (diff | hist) . . (-174) . . Kevin Zhao
- 16:23, 13 May 2019 (diff | hist) . . (+47) . . MathCounts historical results (→Written Test Champions)
- 16:23, 13 May 2019 (diff | hist) . . (+49) . . MathCounts historical results (→Countdown Round Champions)
- 16:23, 13 May 2019 (diff | hist) . . (+37) . . MathCounts historical results (→National Team Champions)
- 14:55, 4 May 2019 (diff | hist) . . (+29) . . 2019 AMC 10B Problems/Problem 1 (Undo revision 103393 by Sevenoptimus (talk)) (Tag: Undo)
- 14:55, 4 May 2019 (diff | hist) . . (+63) . . 2019 AMC 10B Problems/Problem 2
- 14:54, 4 May 2019 (diff | hist) . . (-16) . . 2019 AMC 12B Problems/Problem 3
- 14:54, 4 May 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 6 (Undo revision 103397 by Sevenoptimus (talk)) (Tag: Undo)
- 14:53, 4 May 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 7 (Undo revision 103398 by Sevenoptimus (talk)) (Tag: Undo)
- 14:53, 4 May 2019 (diff | hist) . . (+15) . . 2019 AMC 10B Problems/Problem 3 (Undo revision 103399 by Sevenoptimus (talk)) (Tag: Undo)
- 14:52, 4 May 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 4 (Undo revision 103400 by Sevenoptimus (talk)) (Tag: Undo)
- 14:52, 4 May 2019 (diff | hist) . . (+38) . . 2019 AMC 10B Problems/Problem 9 (Undo revision 103403 by Sevenoptimus (talk)) (Tag: Undo)
- 14:52, 4 May 2019 (diff | hist) . . (+140) . . 2019 AMC 10B Problems/Problem 12 (Undo revision 103405 by Sevenoptimus (talk)) (Tag: Undo)
- 14:52, 4 May 2019 (diff | hist) . . (+14) . . 2019 AMC 10B Problems/Problem 16 (Undo revision 103407 by Sevenoptimus (talk)) (Tag: Undo)
- 14:51, 4 May 2019 (diff | hist) . . (+100) . . 2019 AMC 10B Problems/Problem 20
- 14:48, 4 May 2019 (diff | hist) . . (+180) . . 2019 AMC 10B Problems/Problem 10
- 14:47, 4 May 2019 (diff | hist) . . (+1) . . 2019 AMC 10B Problems/Problem 10 (Undo revision 103404 by Sevenoptimus (talk)) (Tag: Undo)
- 14:45, 4 May 2019 (diff | hist) . . (+1,355) . . AoPS Wiki:FAQ
- 10:24, 21 April 2019 (diff | hist) . . (+47) . . Moldolvan Floppy Flops (current)
- 10:24, 21 April 2019 (diff | hist) . . (+830) . . N Moldolvan Floppy Flops (Created page with "The Moldolvan Floppy Flop was created on the night of May 12th, 2018, by BoxCars2015, at 2018 MATHCOUNTS Nationals. Then, he shared it with westford_flying_fish that night aft...")
- 19:14, 19 April 2019 (diff | hist) . . (+1) . . 2019 USAJMO Problems/Problem 6
- 19:14, 19 April 2019 (diff | hist) . . (-41) . . 2019 USAJMO Problems/Problem 6
- 19:13, 19 April 2019 (diff | hist) . . (+131) . . 2019 USAJMO Problems/Problem 6
- 19:12, 19 April 2019 (diff | hist) . . (+471) . . N 2019 USAJMO Problems/Problem 6 (Created page with "Two rational numbers \(\tfrac{m}{n}\) and \(\tfrac{n}{m}\) are written on a blackboard, where \(m\) and \(n\) are relatively prime positive integers. At any point, Evan may pi...")
- 19:11, 19 April 2019 (diff | hist) . . (+2) . . 2019 USAJMO Problems/Problem 5
- 19:11, 19 April 2019 (diff | hist) . . (0) . . 2019 USAJMO Problems/Problem 5
- 19:11, 19 April 2019 (diff | hist) . . (-22) . . 2019 USAJMO Problems/Problem 5
- 19:11, 19 April 2019 (diff | hist) . . (+516) . . N 2019 USAJMO Problems/Problem 5 (Created page with "Let <math>n</math> be a nonnegative integer. Determine the number of ways that one can choose <math>(n+1)^2</math> sets <math>S_{i,j}\subseteq\{1,2,\ldots,2n\}</math>, for int...")
- 19:10, 19 April 2019 (diff | hist) . . (-951) . . 2019 USAJMO Problems/Problem 4 (→Solution 2)
- 19:09, 19 April 2019 (diff | hist) . . (+13) . . 2019 USAJMO Problems/Problem 4 (→Solution 2)
- 19:09, 19 April 2019 (diff | hist) . . (+1) . . 2019 USAJMO Problems/Problem 4 (→Solution 2)
- 19:08, 19 April 2019 (diff | hist) . . (+2,154) . . 2019 USAJMO Problems/Problem 4 (→Solution)
- 19:08, 19 April 2019 (diff | hist) . . (+53) . . 2019 USAJMO Problems/Problem 4
- 19:06, 19 April 2019 (diff | hist) . . (+1,727) . . 2019 USAJMO Problems/Problem 4
(newest | oldest) View (newer 100 | older 100) (20 | 50 | 100 | 250 | 500)