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Results tagged with derived-categories
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user 6107
For questions about the derived categories of various abelian categories and questions regarding the derived category construction itself.
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Rational divisors on Calabi–Yau threefolds
If you specifically wish for a projective plane to be contained in a projective CY3 $X$, start with a CY3 $Y$ with a $1/3(1,1,1)$ quotient singularity, and blow up the singular point to get the crepan …
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