User contributions
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- 15:23, 19 April 2014 (diff | hist) . . (+3) . . 1979 USAMO Problems/Problem 3 (→Solution)
- 15:22, 19 April 2014 (diff | hist) . . (+1) . . 1979 USAMO Problems/Problem 3 (→Second Hint)
- 15:21, 19 April 2014 (diff | hist) . . (+988) . . 1979 USAMO Problems/Problem 3
- 15:12, 19 April 2014 (diff | hist) . . (-100) . . 1979 USAMO Problems/Problem 3 (→Second Hint)
- 15:11, 19 April 2014 (diff | hist) . . (-8) . . 1979 USAMO Problems/Problem 4 (→Solution (trig bash))
- 14:12, 19 April 2014 (diff | hist) . . (-8) . . 1987 IMO Problems/Problem 4 (→Solution 3)
- 11:26, 19 April 2014 (diff | hist) . . (+81) . . 2005 USAMO Problems/Problem 2 (→Solution)
- 11:25, 19 April 2014 (diff | hist) . . (-5) . . m 2005 USAMO Problems/Problem 2 (→Solution)
- 11:07, 19 April 2014 (diff | hist) . . (+218) . . 1979 USAMO Problems/Problem 3 (→Hint)
- 11:03, 19 April 2014 (diff | hist) . . (+115) . . 1979 USAMO Problems/Problem 3
- 10:47, 19 April 2014 (diff | hist) . . (+1,174) . . 1979 USAMO Problems/Problem 4 (→Solution)
- 00:50, 19 April 2014 (diff | hist) . . (+2) . . 1992 USAMO Problems/Problem 2 (→Solution 4)
- 00:50, 19 April 2014 (diff | hist) . . (+36) . . 1992 USAMO Problems/Problem 2 (→Solution 4)
- 00:49, 19 April 2014 (diff | hist) . . (0) . . 1992 USAMO Problems/Problem 2 (→Solution 4)
- 00:48, 19 April 2014 (diff | hist) . . (+123) . . 1992 USAMO Problems/Problem 2 (→Solution 4)
- 00:46, 19 April 2014 (diff | hist) . . (+635) . . 1992 USAMO Problems/Problem 2 (→Solution 3)
- 00:22, 19 April 2014 (diff | hist) . . (+4) . . 1979 USAMO Problems (→Problem 5)
- 00:22, 19 April 2014 (diff | hist) . . (+100) . . 1979 USAMO Problems (→Problem 5)
- 00:15, 19 April 2014 (diff | hist) . . (+232) . . 1979 USAMO Problems/Problem 2
- 21:24, 18 April 2014 (diff | hist) . . (+42) . . 2000 USAMO Problems/Problem 2 (→Solution)
- 21:21, 18 April 2014 (diff | hist) . . (+109) . . 2000 USAMO Problems/Problem 2 (→Solution)
- 21:17, 18 April 2014 (diff | hist) . . (0) . . 2000 USAMO Problems/Problem 2 (→Solution)
- 19:02, 18 April 2014 (diff | hist) . . (-1) . . 2000 USAMO Problems (→Problem 4) (current)
- 00:53, 16 April 2014 (diff | hist) . . (+93) . . 2011 USAJMO Problems/Problem 5 (→Solution)
- 00:33, 16 April 2014 (diff | hist) . . (-61) . . 2010 USAMO Problems/Problem 4 (→Solution)
- 00:25, 16 April 2014 (diff | hist) . . (0) . . 2010 USAMO Problems/Problem 4 (→Solution)
- 00:24, 16 April 2014 (diff | hist) . . (0) . . 2010 USAMO Problems/Problem 4 (→Solution)
- 00:04, 15 April 2014 (diff | hist) . . (-20) . . Circle (→Introductory)
- 00:03, 15 April 2014 (diff | hist) . . (+526) . . Circle
- 23:40, 14 April 2014 (diff | hist) . . (+95) . . 2014 USAJMO
- 21:54, 14 April 2014 (diff | hist) . . (+58) . . 2010 USAJMO Problems/Problem 4 (→Solution 2)
- 18:27, 14 April 2014 (diff | hist) . . (-2) . . 2013 USAJMO Problems/Problem 6 (→Problem 6)
- 18:27, 14 April 2014 (diff | hist) . . (+149) . . 2013 USAJMO Problems/Problem 6
- 11:47, 14 April 2014 (diff | hist) . . (+214) . . 2013 USAJMO Problems/Problem 6 (→Solution with Thought Process)
- 11:45, 14 April 2014 (diff | hist) . . (-6) . . 2013 USAJMO Problems/Problem 6 (→Solution with Thought Process)
- 11:44, 14 April 2014 (diff | hist) . . (+2) . . 2013 USAJMO Problems/Problem 6 (→Solution with Thought Process)
- 11:43, 14 April 2014 (diff | hist) . . (+48) . . 2013 USAJMO Problems/Problem 6 (→Solution with Thought Process)
- 11:42, 14 April 2014 (diff | hist) . . (+33) . . 2013 USAJMO Problems/Problem 6 (→Solution with Thought Process)
- 11:39, 14 April 2014 (diff | hist) . . (+1,248) . . 2013 USAJMO Problems/Problem 6 (→Solution with Thought Process)
- 11:13, 14 April 2014 (diff | hist) . . (+1,035) . . 2013 USAJMO Problems/Problem 6 (→Solution)
- 10:56, 14 April 2014 (diff | hist) . . (0) . . 2013 USAJMO Problems/Problem 6 (→Solution)
- 10:55, 14 April 2014 (diff | hist) . . (+17) . . 2013 USAJMO Problems/Problem 6 (→Solution)
- 10:40, 14 April 2014 (diff | hist) . . (+134) . . N 2013 USAJMO Problems/Problem 6 (Created page with "==Solution== Without loss of generality, let x < y < z. Then <math>\sqrt{x + xyz} = \sqrt{x - 1} + \sqrt{y - 1} + \sqrt{z - 1}</math>.")
- 17:06, 13 April 2014 (diff | hist) . . (+2) . . m 2012 USAJMO Problems (→Problem 4)
- 19:48, 12 April 2014 (diff | hist) . . (+591) . . 2012 USAJMO Problems/Problem 3 (→Solution 2)
- 19:35, 12 April 2014 (diff | hist) . . (+59) . . 2011 USAMO Problems/Problem 4 (→Solution 2)
- 00:40, 12 April 2014 (diff | hist) . . (-5) . . 2008 Mock ARML 2 Problems/Problem 8 (→Solution)
- 00:31, 12 April 2014 (diff | hist) . . (+87) . . N 2013 USAJMO Problems (Created page with "Please redirect to http://www.artofproblemsolving.com/Wiki/index.php?title=2013_USAJMO.")
- 00:16, 12 April 2014 (diff | hist) . . (-21) . . AoPS Wiki:Requests
- 00:15, 12 April 2014 (diff | hist) . . (+343) . . N Symmetry (Created page with "A proof utilizes '''symmetry''' if the steps to prove one thing is identical to those steps of another. For example, to prove that in triangle ABC with all three sides congruent ...")
- 00:05, 12 April 2014 (diff | hist) . . (+19) . . Infinite Descent
- 00:04, 12 April 2014 (diff | hist) . . (+14) . . Infinite Descent
- 00:03, 12 April 2014 (diff | hist) . . (+1,659) . . N Infinite Descent (Created page with "'''Infinite Descent''' is a method of proof which utilizes the extremal principle to contradict the extremality of an extreme object. This principle is best described using an ex...")
- 23:37, 11 April 2014 (diff | hist) . . (+99) . . 2010 USAJMO Problems/Problem 4 (→Problem)
- 23:13, 11 April 2014 (diff | hist) . . (+1,289) . . 2010 USAJMO Problems/Problem 4 (→Solution)
- 22:45, 11 April 2014 (diff | hist) . . (+6) . . 2014 AIME II Problems/Problem 9 (→Solution 3 (Complementary Counting))
- 22:29, 11 April 2014 (diff | hist) . . (+637) . . 2014 AIME II Problems/Problem 11 (→Solution)
- 21:53, 11 April 2014 (diff | hist) . . (+329) . . 2014 AIME II Problems/Problem 13 (→Solution)
- 21:47, 11 April 2014 (diff | hist) . . (+7) . . 2014 AIME II Problems/Problem 13 (→Solution)
- 21:59, 7 April 2014 (diff | hist) . . (+491) . . N 1996 USAMO Problems/Problem 3 (Created page with "==Problem== Let <math>ABC</math> be a triangle. Prove that there is a line <math>l</math> (in the plane of triangle <math>ABC</math>) such that the intersection of the interior o...")
- 21:52, 7 April 2014 (diff | hist) . . (-21) . . 1996 USAMO Problems/Problem 1
- 17:21, 7 April 2014 (diff | hist) . . (+144) . . 2014 AIME II Problems/Problem 9 (→Solution 3 (Complementary Counting))
- 17:19, 7 April 2014 (diff | hist) . . (+80) . . 2014 AIME II Problems/Problem 9 (→Solution 3 (Complementary Counting))
- 17:18, 7 April 2014 (diff | hist) . . (+2) . . 2014 AIME II Problems/Problem 9 (→Solution 3 (Complementary Counting))
- 17:18, 7 April 2014 (diff | hist) . . (+963) . . 2014 AIME II Problems/Problem 9 (→Solution 3 (Complementary Counting))
- 17:08, 7 April 2014 (diff | hist) . . (+98) . . 2014 AIME II Problems/Problem 9 (→Solution 2 (PIE))
- 17:07, 7 April 2014 (diff | hist) . . (+930) . . 2014 AIME II Problems/Problem 9
- 17:22, 5 April 2014 (diff | hist) . . (0) . . 2003 USAMO Problems/Problem 4 (→Solution 2)
- 17:21, 5 April 2014 (diff | hist) . . (+520) . . 2003 USAMO Problems/Problem 4 (→Solution)
- 22:32, 29 March 2014 (diff | hist) . . (+30) . . m 2010 USAJMO Problems/Problem 1
- 20:46, 28 March 2014 (diff | hist) . . (-545) . . 2014 AIME II Problems/Problem 9 (→Solution)
- 19:03, 28 March 2014 (diff | hist) . . (+765) . . N 2014 AIME II Problems/Problem 5 (Created page with "==Solution== Let r, s, -r-s be the roots of p(x) (per Vieta's). Then <math>r^3 + ar + b = 0</math> and similarly for s. Also, <cmath>q(r+4) = (r+4)^3 + a(r+4) + b = 12r^2 + 48r +...")
- 18:41, 28 March 2014 (diff | hist) . . (+837) . . N 2014 AIME II Problems/Problem 13 (Created page with "==Solution== Let the left shoes be L1 ... L10 and the right shoes be R1 ... R10. Notice that there are 10 * 9 * 8 * ... * 1 = 10! possible pairings. To calculate the possible cas...")
- 18:18, 28 March 2014 (diff | hist) . . (0) . . 2014 AIME II Problems/Problem 9 (→Solution)
- 10:58, 28 March 2014 (diff | hist) . . (+545) . . N 2014 AIME II Problems/Problem 9 (Created page with "==Solution== Starting with small cases, we see that four chairs give 4 + 1 = 5, five chairs give 5 + 5 + 1 = 11, and six chairs give 6 + 6 + 6 + 6 + 1 = 25. Thus, I claim that n ...")
- 10:53, 28 March 2014 (diff | hist) . . (+48) . . 2014 AIME II Problems/Problem 15 (→Solution)
- 10:52, 28 March 2014 (diff | hist) . . (+218) . . 2014 AIME II Problems/Problem 15
- 00:07, 25 March 2014 (diff | hist) . . (+250) . . 2009 AIME I Problems/Problem 1 (→Solution 2)
- 22:38, 24 March 2014 (diff | hist) . . (+17) . . 2007 AIME I Problems/Problem 9 (→Solution 8)
- 22:37, 24 March 2014 (diff | hist) . . (+2) . . 2007 AIME I Problems/Problem 9 (→Solution 8)
- 22:36, 24 March 2014 (diff | hist) . . (+689) . . 2007 AIME I Problems/Problem 9 (→Solution 7)
- 21:42, 22 March 2014 (diff | hist) . . (+11) . . 2014 AIME I Problems/Problem 11 (→Solution (casework 2))
- 21:41, 22 March 2014 (diff | hist) . . (+1) . . 2014 AIME I Problems/Problem 11 (→Solution (casework 2))
- 21:41, 22 March 2014 (diff | hist) . . (0) . . 2014 AIME I Problems/Problem 11 (→Solution (casework 2))
- 21:40, 22 March 2014 (diff | hist) . . (+9) . . 2014 AIME I Problems/Problem 11 (→Solution (casework 2))
- 21:39, 22 March 2014 (diff | hist) . . (+54) . . 2014 AIME I Problems/Problem 11 (→Solution (casework 2))
- 21:37, 22 March 2014 (diff | hist) . . (+932) . . 2014 AIME I Problems/Problem 11 (→Solution (casework))
- 20:12, 22 March 2014 (diff | hist) . . (-9) . . 2011 AIME I Problems/Problem 13 (→Solution 2)
- 20:11, 22 March 2014 (diff | hist) . . (+613) . . 2011 AIME I Problems/Problem 13 (→Solution)
- 20:26, 18 March 2014 (diff | hist) . . (+360) . . 2011 USAMO Problems/Problem 4 (→Solution 2)
- 20:17, 18 March 2014 (diff | hist) . . (-1) . . 2011 USAMO Problems/Problem 4 (→Solution 2)
- 20:16, 18 March 2014 (diff | hist) . . (+8) . . 2011 USAMO Problems/Problem 4 (→Solution 2)
- 20:13, 18 March 2014 (diff | hist) . . (+4) . . 2011 USAMO Problems/Problem 4 (→Solution 2)
- 20:13, 18 March 2014 (diff | hist) . . (+676) . . 2011 USAMO Problems/Problem 4
- 13:44, 16 March 2014 (diff | hist) . . (0) . . 2013 USAJMO Problems/Problem 1 (→Solution 2)
- 13:43, 16 March 2014 (diff | hist) . . (+38) . . 2013 USAJMO Problems/Problem 1 (→Solution 2)
- 13:40, 16 March 2014 (diff | hist) . . (+1,270) . . 2013 USAJMO Problems/Problem 1 (→Solution)
- 22:06, 22 February 2014 (diff | hist) . . (+654) . . 2013 AIME II Problems/Problem 14
- 00:13, 13 February 2014 (diff | hist) . . (+354) . . 2013 AIME II Problems/Problem 5 (→Solution)
- 21:28, 2 February 2014 (diff | hist) . . (+500) . . 2013 AMC 12B Problems/Problem 19 (→Solution)
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