User contributions
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- 18:23, 21 September 2012 (diff | hist) . . (+893) . . 1988 AIME Problems/Problem 8 (Added second solution.)
- 20:23, 23 June 2012 (diff | hist) . . (+669) . . AoPS Wiki talk:Problem of the Day/July 16, 2011 (→Solution) (current)
- 14:29, 7 June 2012 (diff | hist) . . (+113) . . Heron's Formula (→External Links: added link)
- 01:24, 31 May 2012 (diff | hist) . . (+1,133) . . 2006 SMT/Algebra Problems/Problem 6 (Added second solution.) (current)
- 20:29, 20 May 2012 (diff | hist) . . (+170) . . m 2006 Alabama ARML TST Problems/Problem 10 (Added note.) (current)
- 03:18, 23 December 2011 (diff | hist) . . (+1) . . m 2006 AMC 12B Problems/Problem 15 (→Solution)
- 03:18, 23 December 2011 (diff | hist) . . (+11) . . m 2006 AMC 12B Problems/Problem 15 (→Solution: LaTeX fix, replaced \sqrt32 with \sqrt{32})
- 22:26, 19 August 2011 (diff | hist) . . (-61) . . 1977 USAMO Problems (→Problem 5: fixed LaTeXed equation)
- 23:54, 18 August 2011 (diff | hist) . . (0) . . 1995 AHSME Problems/Problem 17 (Fixed mislabeling in the diagram.)
- 18:30, 3 August 2011 (diff | hist) . . (+1) . . AoPS Wiki talk:Problem of the Day/August 3, 2011 (→Solution)
- 18:30, 3 August 2011 (diff | hist) . . (+84) . . AoPS Wiki talk:Problem of the Day/August 3, 2011 (→Solution)
- 18:33, 17 July 2011 (diff | hist) . . (+4) . . m AoPS Wiki talk:Problem of the Day/July 17, 2011 (→Solution: link to Ptolemy's Theorem) (current)
- 01:04, 7 July 2011 (diff | hist) . . (+378) . . AoPS Wiki talk:Problem of the Day/July 7, 2011 (→Solution: Terse solution added. Feel free to add details if needed.)
- 17:23, 1 July 2011 (diff | hist) . . (+8) . . m Mersenne prime (Changed "The largest prime is ...." to "The largest known prime is ...." I'm fairly certain that 2^43112609-1 isn't the largest prime out there.)
- 01:08, 17 May 2011 (diff | hist) . . (+855) . . 2011 USAJMO Problems/Problem 1 (Added second solution.)
- 19:51, 12 May 2011 (diff | hist) . . (+162) . . N Talk:Scholastic Aptitude Test (Created page with 'Does ETS really stand for "Evil Testing Serpent"? Someone else can sort through Hyperset's spam. --~~~~') (current)
- 17:12, 12 May 2011 (diff | hist) . . (-77) . . 2001 AMC 8 (Undo revision 38415 by HyperSet (Talk))
- 17:12, 12 May 2011 (diff | hist) . . (+9) . . 2001 AMC 8 (Undo revision 38416 by HyperSet (Talk))
- 17:11, 12 May 2011 (diff | hist) . . (-758) . . 2001 AMC 8 (Undo revision 38417 by HyperSet (Talk))
- 17:11, 12 May 2011 (diff | hist) . . (-33) . . 2001 AMC 8 (Undo revision 38418 by HyperSet (Talk))
- 17:07, 12 May 2011 (diff | hist) . . (+2) . . 2007 AIME II Problems (Undo revision 38420 by HyperSet (Talk) Links should not go to "the internet's most annoying webpage".)
- 17:06, 12 May 2011 (diff | hist) . . (-8) . . 2011 AMC 12A Problems (Undo revision 38422 by HyperSet (Talk) Links should not go to "the internet's most annoying webpage".)
- 17:05, 12 May 2011 (diff | hist) . . (-373) . . 2004 AMC 10B Problems (Undo revision 38423 by HyperSet (Talk) Undid links that direct to youtube video of "Friday".)
- 17:04, 12 May 2011 (diff | hist) . . (+217) . . N Talk:1997 PMWC Problems/Problem T10 (Created page with 'The link goes to "the internet's most annoying webpage", which is unrellated to the 1997 PMWC Problems. Someone with deleting power should delete this. --~~~~') (current)
- 17:01, 12 May 2011 (diff | hist) . . (-27) . . Massachusetts Institute of Technology (Undo revision 38427 by HyperSet (Talk) MIT's official site is not the youtube video of Friday.) (current)
- 16:45, 12 May 2011 (diff | hist) . . (+293) . . Talk:2006 AIME I Problems (current)
- 16:39, 12 May 2011 (diff | hist) . . (-265) . . 2006 AIME I Problems (Undo revision 38424 by HyperSet (Talk) Links to solutions go to the solutions, not a youtube video of "Friday".)
- 23:05, 9 June 2010 (diff | hist) . . (-12) . . 2005 AMC 12B Problems/Problem 14
- 23:05, 9 June 2010 (diff | hist) . . (+1,296) . . 2005 AMC 12B Problems/Problem 14 (added solution)
- 00:26, 24 January 2010 (diff | hist) . . (+188) . . British Flag Theorem
- 16:10, 26 July 2009 (diff | hist) . . (+2,701) . . 1970 IMO Problems/Problem 3 (current)
- 13:37, 26 July 2009 (diff | hist) . . (+25) . . m 1987 IMO Problems/Problem 5 (current)
- 00:44, 26 July 2009 (diff | hist) . . (+1,274) . . 1987 IMO Problems/Problem 5
- 16:52, 16 July 2009 (diff | hist) . . (+2,096) . . 1965 IMO Problems/Problem 4
- 22:26, 22 June 2009 (diff | hist) . . (0) . . Gamma function (According to Wolfram Mathworld, the integral is with respect to t NOT z. http://mathworld.wolfram.com/GammaFunction.html) (current)
- 15:15, 19 June 2009 (diff | hist) . . (+13) . . m 0.999... (→Limits)
- 22:38, 18 June 2009 (diff | hist) . . (+108) . . Georgia ARML (updated some info)
- 23:28, 22 May 2009 (diff | hist) . . (+1,005) . . Specimen Cyprus Seniors Provincial/2nd grade/Problem 4 (added solution) (current)
- 23:11, 22 May 2009 (diff | hist) . . (+1,101) . . Specimen Cyprus Seniors Provincial/2nd grade/Problem 2 (added solution) (current)
- 22:54, 22 May 2009 (diff | hist) . . (+745) . . Specimen Cyprus Seniors Provincial/2nd grade/Problem 3 (added solution) (current)
- 20:22, 22 May 2009 (diff | hist) . . (0) . . m 1983 AIME Problems/Problem 3 (→Solution: fixed typo)
- 21:51, 21 May 2009 (diff | hist) . . (+67) . . m Talk:1983 AIME Problems/Problem 3 (added timestamp to my comment) (current)
- 21:51, 21 May 2009 (diff | hist) . . (+27) . . m 1983 AIME Problems/Problem 3 (→Solution: reworded)
- 21:49, 21 May 2009 (diff | hist) . . (+254) . . N Talk:1983 AIME Problems/Problem 3 (New page: I think what the first solution meant to say is that <math>y=-6</math> is an extraneous solution since <math>-6 \neq 2\sqrt{-6+15}</math> (the <math>\sqrt{}</math> symbol is defined as the...)
- 22:55, 29 March 2009 (diff | hist) . . (+2,165) . . N 2006 Alabama ARML TST Problems/Problem 14 (New page: ==Problem== Find the real solution <math>(x, y)</math> to the system of equations <center><math>x^3-3xy^2=-610,</math></center> <center><math>3x^2y-y^3=182.</math></center> ==Solution== ...) (current)
- 13:54, 29 March 2009 (diff | hist) . . (0) . . m 2007 Alabama ARML TST Problems/Problem 12 (current)
- 13:54, 29 March 2009 (diff | hist) . . (+4) . . m 2007 Alabama ARML TST Problems/Problem 12
- 13:52, 29 March 2009 (diff | hist) . . (+1,376) . . N 2007 Alabama ARML TST Problems/Problem 12 (added solution)
- 00:04, 14 February 2009 (diff | hist) . . (0) . . m 2009 AMC 12A Problems/Problem 21 (8 is choice C NOT choice D. Same mistake I made during the test. :))
- 15:15, 7 February 2009 (diff | hist) . . (+1,432) . . 2004 AMC 10B Problems/Problem 11
- 16:48, 31 December 2008 (diff | hist) . . (+1,206) . . 1975 USAMO Problems/Problem 3 (added solution, probably needs to be spaced out differently.)
- 21:59, 31 August 2008 (diff | hist) . . (+821) . . 1989 AHSME Problems/Problem 29
- 13:10, 30 July 2008 (diff | hist) . . (+10) . . m Abacus (stub)
- 19:28, 26 July 2008 (diff | hist) . . (+1,231) . . 2003 AIME II Problems/Problem 6
- 16:00, 26 July 2008 (diff | hist) . . (+1,391) . . 1994 AIME Problems/Problem 7
- 15:40, 26 July 2008 (diff | hist) . . (+1) . . m 2001 AIME II Problems/Problem 14 (fixed typo)
- 15:36, 26 July 2008 (diff | hist) . . (+1,584) . . 2001 AIME II Problems/Problem 14
- 22:10, 22 July 2008 (diff | hist) . . (+343) . . Mock AIME 1 2007-2008 Problems/Problem 13 (current)
- 21:52, 22 July 2008 (diff | hist) . . (+701) . . 1994 AIME Problems/Problem 4
- 14:05, 10 July 2008 (diff | hist) . . (-1) . . m 2002 AIME I Problems/Problem 9
- 14:04, 10 July 2008 (diff | hist) . . (+399) . . 2002 AIME I Problems/Problem 9 (cheap proof of no remaining paintable integers)
- 16:17, 9 July 2008 (diff | hist) . . (+121) . . How should I prepare? (→Summer Camps: links)
- 18:43, 8 July 2008 (diff | hist) . . (+108) . . m Sum and difference of powers (LaTeX)
- 19:27, 7 July 2008 (diff | hist) . . (-1) . . m Trigonometric identities (→Law of Tangents)
- 19:26, 7 July 2008 (diff | hist) . . (+153) . . Trigonometric identities (→Law of Tangents: corrected errors)
- 21:49, 5 July 2008 (diff | hist) . . (+1,217) . . N 1995 AHSME Problems/Problem 26 (New page: == Problem == In the figure, <math>\overline{AB}</math> and <math>\overline{CD}</math> are diameters of the circle with center <math>O</math>, <math>\overline{AB} \perp \overline{CD}</math...)
- 21:22, 3 July 2008 (diff | hist) . . (+118) . . Division Algorithm (LaTeX,, stub)
- 23:25, 1 July 2008 (diff | hist) . . (+10) . . 1993 AIME Problems/Problem 11 (fixed link)
- 23:24, 1 July 2008 (diff | hist) . . (+1,582) . . 1993 AIME Problems/Problem 11
- 22:38, 1 July 2008 (diff | hist) . . (+1,722) . . 1993 AIME Problems/Problem 13 (moved 1st solution to appropriate section, added 2nd solution)
- 23:14, 29 June 2008 (diff | hist) . . (+862) . . 2002 AIME I Problems/Problem 8
- 22:27, 29 June 2008 (diff | hist) . . (+735) . . 2002 AIME I Problems/Problem 6
- 17:12, 28 June 2008 (diff | hist) . . (+105) . . 1960 IMO Problems/Problem 2 (fixed error in solution (x less than -1/2 makes the expression nonreal))
- 14:34, 25 June 2008 (diff | hist) . . (+1,370) . . 1960 IMO Problems/Problem 3
- 23:43, 24 June 2008 (diff | hist) . . (+1,442) . . 2002 AIME II Problems/Problem 13
- 15:28, 24 June 2008 (diff | hist) . . (+1,556) . . 1992 AIME Problems/Problem 11
- 14:25, 24 June 2008 (diff | hist) . . (+25) . . m 2002 AIME II Problems/Problem 9
- 14:24, 24 June 2008 (diff | hist) . . (+1,022) . . 2002 AIME II Problems/Problem 9
- 23:00, 23 June 2008 (diff | hist) . . (+772) . . 2002 AIME II Problems/Problem 10
- 19:06, 23 June 2008 (diff | hist) . . (+444) . . 2002 AIME II Problems/Problem 11
- 15:39, 23 June 2008 (diff | hist) . . (+1,064) . . 2002 AIME II Problems/Problem 7
- 14:50, 23 June 2008 (diff | hist) . . (+607) . . 1992 AIME Problems/Problem 9 (LaTeXed existing solution and added another.)
- 21:44, 19 June 2008 (diff | hist) . . (+103) . . m Recursion (added example)
- 19:00, 18 June 2008 (diff | hist) . . (+1,175) . . N 2006 Alabama ARML TST Problems/Problem 7 (New page: ==Problem== Four equilateral triangles are drawn such that each one shares a different side with a square of side length 10. None of the areas of the triangles overlap with the area of the...)
- 19:32, 17 June 2008 (diff | hist) . . (+56) . . m 2007 Alabama ARML TST Problems (→Problem 7: made LaTeX floor function look better)
- 14:17, 17 June 2008 (diff | hist) . . (+478) . . N 2007 Alabama ARML TST Problems/Problem 4 (New page: ==Problem== Find the smallest positive integer <math>N</math> such that the product <math>19999N</math> ends in the four digits 2007. ==Solution== The problem states that <math>19999N \e...) (current)
- 12:44, 17 June 2008 (diff | hist) . . (+2) . . m 1995 AHSME Problems/Problem 22 (changed diagram from having sides of lengths 13, 19, 5, 25, 31 to 13, 19, 20, 25, 31 as stated in the problem)
- 00:12, 17 June 2008 (diff | hist) . . (+15) . . 2007 Alabama ARML TST Problems/Problem 6 (current)
- 00:12, 17 June 2008 (diff | hist) . . (-14) . . 2007 Alabama ARML TST Problems/Problem 6
- 00:11, 17 June 2008 (diff | hist) . . (+367) . . N 2007 Alabama ARML TST Problems/Problem 6 (New page: ==Problem== If <math>r</math> is a root of <math>x^2+x+6</math>, then compute the value of <cmath>r^3+2r^2+7r+17.</cmath> ==Solution== Note that <math>r^2+r+6=0</math>. Thus, <math>r^3+2...)
- 23:31, 16 June 2008 (diff | hist) . . (+982) . . 2005 Alabama ARML TST Problems/Problem 11 (current)
- 23:07, 16 June 2008 (diff | hist) . . (+80) . . N File:Fourhexsquare.JPG (Used in 2005 Alabama ARML TST Problems/Problem 11. Sorry, I'm not good with asy.) (current)
- 19:58, 14 June 2008 (diff | hist) . . (+899) . . 1996 AIME Problems/Problem 10
- 18:25, 13 June 2008 (diff | hist) . . (+1) . . m 1997 AIME Problems/Problem 2
- 21:02, 12 June 2008 (diff | hist) . . (-2) . . m 1992 AIME Problems/Problem 15
- 20:56, 12 June 2008 (diff | hist) . . (+872) . . 1992 AIME Problems/Problem 15
- 19:28, 12 June 2008 (diff | hist) . . (+1) . . m 2001 AIME I Problems/Problem 14 (typo)
- 19:13, 12 June 2008 (diff | hist) . . (+790) . . 1992 AIME Problems/Problem 14
- 16:07, 12 June 2008 (diff | hist) . . (+2,098) . . 2001 AIME I Problems/Problem 14 (added solution)
- 00:55, 6 March 2008 (diff | hist) . . (+3) . . m 1991 AIME Problems/Problem 6 (typo)
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