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Aug 15, 2010 at 8:34 vote accept Chen
Aug 13, 2010 at 15:00 answer added Jack Lee timeline score: 5
Aug 13, 2010 at 10:57 comment added damiano The case in which the tangent bundle of $M$ is trivial is not too difficult. The general case is not very different from this special case!
Aug 13, 2010 at 10:57 answer added José Figueroa-O'Farrill timeline score: 4
Aug 13, 2010 at 10:50 history asked Chen CC BY-SA 2.5