User contributions
- 08:57, 22 July 2015 (diff | hist) . . (-2) . . Talk:Aufgaben:Problem 9 (current)
- 08:57, 22 July 2015 (diff | hist) . . (+3) . . Talk:Aufgaben:Problem 9
- 08:57, 22 July 2015 (diff | hist) . . (+77) . . Talk:Aufgaben:Problem 9
- 08:56, 22 July 2015 (diff | hist) . . (+4) . . Talk:Aufgaben:Problem 9
- 08:55, 22 July 2015 (diff | hist) . . (-12) . . Talk:Aufgaben:Problem 9 (→Simon)
- 08:40, 22 July 2015 (diff | hist) . . (+224) . . Talk:Aufgaben:Problem 9 (→Simon: new section)
- 10:23, 10 June 2015 (diff | hist) . . (-3) . . Main Page