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Nov 18, 2010 at 6:37 history edited Dave Anderson CC BY-SA 2.5
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Nov 18, 2010 at 5:12 comment added Sasha There is an extension of toric geometry which starts with a fan in an abelian group which is not assumed to be torsion free. Then one obtains a toric stack.
Nov 18, 2010 at 4:56 history answered Dave Anderson CC BY-SA 2.5