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Results tagged with ag.algebraic-geometry
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user 45836
Algebraic varieties, stacks, sheaves, schemes, moduli spaces, complex geometry, quantum cohomology.
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birational invariants of projective surfaces
I am studying Castelnuovo's rationality criterion for surfaces.
Let $S$ be a projective surface and $K$ a canonical divisor on $S$.
Let's use the notation $h^i(S,\mathcal{O}_S)=dimH^i(S,\mathcal{O}_S …
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