10 April 2015

• 15:4815:48, 10 April 2015 diff hist +2,100 1981 USAMO Problems/Problem 2 →Solution

20 March 2013

• 09:3009:30, 20 March 2013 diff hist +746 2013 AIME I Problems/Problem 9 Changed the solution to an actual solution

4 April 2012

• 21:0021:00, 4 April 2012 diff hist +299 2012 AIME II Problems/Problem 13 →Solution: Simplified the solution by removing the cosine fraction
• 11:1311:13, 4 April 2012 diff hist +2,722 2012 AIME II Problems/Problem 13 No edit summary

3 April 2012

• 12:1112:11, 3 April 2012 diff hist +1,764 2012 AIME II Problems/Problem 4 →Solution

25 May 2011

• 23:1523:15, 25 May 2011 diff hist +407 2011 AMC 12B Problems/Problem 17 No edit summary
• 23:0523:05, 25 May 2011 diff hist +683 2011 AMC 12B Problems/Problem 17 No edit summary

7 April 2011

• 10:1010:10, 7 April 2011 diff hist +2,436 2011 AIME II Problems/Problem 10 Initial solution

12 May 2010

• 20:1320:13, 12 May 2010 diff hist +306 N Talk:2005 AIME II Problems/Problem 15 Created page with 'Should the problem be asking for the smallest ''positive'' value of a? It seems that, if the center of the circle is on a point with a negative x-coordinate and a positive y-coo…' current