User contributions
- 17:09, 27 June 2020 (diff | hist) . . (+169) . . Graph (graph theory)
- 17:04, 5 June 2020 (diff | hist) . . (0) . . User:Piphi
- 16:52, 24 January 2020 (diff | hist) . . (+216) . . 2014 AMC 10A Problems (remove troll edits again) (Tag: Undo)