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Results tagged with ag.algebraic-geometry
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user 61125
Algebraic varieties, stacks, sheaves, schemes, moduli spaces, complex geometry, quantum cohomology.
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Canonical divisor for conic bundles
Is there a general formula for the canonical divisor $K_X$ of a smooth conic bundle $X$?
Motivation: for smooth hypersurfaces of degree $d$ in $\mathbb{P}^n$, $K_X = \mathcal{O}_X(d-n-1)$. But sm …
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