31

Questions
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stacks as Morita equivalence classes

dec 13 at 5:00 David Roberts 11.7k●2●18●55

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abelian categories vs. additive categories

oct 13 10 at 21:26 Beren Sanders 1,375●12●19

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non-locally trivial A^n bundles

mar 11 11 at 5:46 Angelo 19.5k●3●47●75

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886
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construction of the Jacobian of a curve

oct 19 11 at 22:22 MathOverflow♦ 1●2●3

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is connected complex Lie group with a trivial center linear?

dec 7 at 23:09 Aakumadula 2,885●1●5●13

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an algebraically closed field definable in a real closed field

apr 30 11 at 21:45 Simon Thomas 6,039●1●18●36

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Classifying stacks and homotopy type of a point

oct 5 10 at 15:58 André Henriques 14.9k●2●30●83

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Symmetric products of projective varieties

oct 21 10 at 12:24 Sebastian Petersen 1,261●2●9

 
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Zariski tangent space of a scheme as the vector space of derivations

feb 1 12 at 11:17 Dima Sustretov 1,287●4●12

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2
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Twisted forms and $\check{H}^1$

apr 21 11 at 16:44 Keerthi Madapusi Pera 1,631●1●5●10

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