User contributions
- 21:45, 13 June 2020 (diff | hist) . . (-11) . . 1310: Goldbach Conjectures (Undo revision 193413 by 172.69.68.183 (talk))
- 21:45, 13 June 2020 (diff | hist) . . (+11) . . 1310: Goldbach Conjectures (→Explanation)
- 20:57, 29 May 2020 (diff | hist) . . (+179) . . Talk:2313: Wrong Times Table