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Apr 21 at 10:29 history made wiki Post Made Community Wiki by S. Carnahan
Sep 7, 2010 at 13:48 comment added André Henriques More generally, the maps between orbifolds are subtle. This is related to the fact that orbifolds form a 2-category (there are arrows between arrows).
May 29, 2010 at 1:02 comment added j.c. Indeed, I asked a question about this... mathoverflow.net/questions/20511/…
Feb 17, 2010 at 2:59 history answered jackie boy CC BY-SA 2.5