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when toggle format what by license comment
Sep 29, 2011 at 20:53 comment added Andreas Blass I thought "reflexive, transitive and symmetric" corresponds to S5, not S4.
Sep 15, 2011 at 17:17 answer added Emil Jeřábek timeline score: 1
Apr 12, 2011 at 21:45 comment added David Roberts Could you focus your question a little bit? mathoverflow.net/howtoask
Apr 12, 2011 at 20:24 history asked user14317 CC BY-SA 3.0