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Results tagged with ag.algebraic-geometry
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user 13693
Algebraic varieties, stacks, sheaves, schemes, moduli spaces, complex geometry, quantum cohomology.
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negative even coefficients of virtual Poincare polynomials, with odd coefficients vanishing
Let $X$ be any complex projective (not necessarily smooth) variety. Let $P(X)$ be the virtual Poincare polynomial of $X$ defined by Deligne's mixed Hodge theory, that is,
$$P(X)=\sum_{i,j} (-1)^{i+j} …
