23 September 2011
- 04:0804:08, 23 September 2011 diff hist −181 Wikipedia:Reference desk/Mathematics →Mixed Member Proportional Voting and Gerrymandering
- 04:0704:07, 23 September 2011 diff hist +851 Wikipedia:Reference desk/Mathematics →Mixed Member Proportional Voting and Gerrymandering
- 03:2403:24, 23 September 2011 diff hist +509 Wikipedia:Reference desk/Science →Bode phase plot guidelines: new section
4 October 2010
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