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Questions
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Barwise compactness theorem

mar 30 at 1:32 François G. Dorais♦ 22.7k●2●49●114

 
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177
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Riemann-Roch theorem for arbitrary 1-dim schemes

mar 15 at 17:53 Vivek Shende 3,091●7●22

 
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77
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Extension of a function

jan 17 at 6:33 Math-player 1,391●1●3●13

 
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340
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Existence of weakly compact cardinals

oct 9 at 16:03 Joel David Hamkins 75.5k●8●188●346

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Characterizing $\mathbb{Q}$ among number fields

sep 19 at 9:44 Math-player 1,391●1●3●13

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Birch and Swinnerton-Dyer conjecture in positive characteristic

sep 18 at 11:22 Daniel Loughran 2,591●7●18

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861
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Characteristic zero and characteristic $p$ in algebraic geometry

sep 11 at 6:34 unknown (yahoo) 41●3

 
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130
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Admissible sets and infinitary languages

aug 29 at 0:24 Andreas Blass 33k●4●54●110

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Does normal Riemann hypothesis follow from extended Riemann hypothesis

aug 18 at 0:29 Math-player 1,391●1●3●13

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330
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How to know that a set is \Sigma?

aug 17 at 1:36 Math-player 1,391●1●3●13

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