User contributions
- 19:53, 8 February 2012 (diff | hist) . . (+31) . . AoPS Wiki:FAQ (→What do some of the acronyms such as "OP" stand for?)
- 19:52, 8 February 2012 (diff | hist) . . (+66) . . AoPS Wiki:FAQ (→What do some of the acronyms such as "OP" stand for?)
- 21:31, 11 July 2011 (diff | hist) . . (+148) . . AoPS Wiki talk:Problem of the Day/July 12, 2011 (current)
- 22:24, 31 May 2011 (diff | hist) . . (+778) . . Mock AIME 2 2006-2007 Problems/Problem 6
- 19:14, 10 March 2011 (diff | hist) . . (+404) . . N 2011 AMC 12B Problems/Problem 9 (Created page with 'For the product to be greater than zero, we must have either both numbers negative or both positive. Both numbers are negative with a <math>\frac{2}{3}*\frac{2}{3}=\frac{4}{9}<…')
