User contributions for 2001:630:212:238:21C:C0FF:FE4B:2A6F
Results for 2001:630:212:238:21C:C0FF:FE4B:2A6F talk block log logs global block log filter log
9 July 2015
- 11:1911:19, 9 July 2015 diff hist +7 Distributivity (order theory) Birkhoff's theorem applies only in finite cases
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