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when toggle format what by license comment
Aug 16, 2015 at 13:28 comment added Martin Brandenburg I doubt that there is such a construction.
May 17, 2015 at 0:35 answer added Tim Campion timeline score: 2
May 16, 2015 at 17:45 comment added Christopher King @QiaochuYuan In what way?
May 16, 2015 at 17:41 comment added Qiaochu Yuan Sort of duplicate: mathoverflow.net/questions/19190/category-groupoid-x-poset
May 16, 2015 at 15:35 history asked Christopher King CC BY-SA 3.0