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Timeline for Determinant of a pullback diagram

Current License: CC BY-SA 2.5

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Oct 22, 2009 at 17:07 vote accept Philipp Lampe
Oct 22, 2009 at 16:44 answer added Reid Barton timeline score: 10
Oct 22, 2009 at 14:52 comment added Philipp Lampe Interesting approach. By the way, I can prove that it is true for n=3, but this was already some effort. I hope one can read the diagram.
Oct 22, 2009 at 14:04 comment added Qiaochu Yuan I can't help but feel like you should be using the Gessel-Viennot lemma.
Oct 22, 2009 at 10:00 history asked Philipp Lampe CC BY-SA 2.5