User contributions for 192.94.73.15
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12 January 2015
- 18:3218:32, 12 January 2015 diff hist +2,341 Determination of the day of the week →Implementation-dependent methods of Sakamoto, Lachman, Keith and Craver: added further clarifications, trimmed wordiness current
23 July 2013
- 13:1513:15, 23 July 2013 diff hist +2,744 N Pseudocircle added description of X as a partial order