User contributions
- 21:39, 17 January 2016 (diff | hist) . . (-25) . . Concave Function (current)
- 21:39, 17 January 2016 (diff | hist) . . (+81) . . Concave Function
- 06:12, 25 May 2014 (diff | hist) . . (+19) . . AoPS Wiki:AoPS Community Awards (→Winners)
- 07:29, 3 November 2012 (diff | hist) . . (+176) . . AoPS Wiki:Competition ratings (→Mathcounts)