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Results tagged with toric-varieties
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user 24134
Toric variety is embedding of algebraic tori.
2
votes
0
answers
70
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Associating an ideal to a subdivision
Given a coherent subdivison of a fan, how does one find a torus invariant ideal sheaf whose (normalized) blowup is the given subdivision?
3
votes
Accepted
Description of a birational map, Fulton's "Introduction to toric varieties"
The multiplicity argument is correct. The multiplicity of a siplicial cone is the order of the class group of the corresponding affine variety.
In general, the explicit calculation question is a bit …