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Questions

21
29
12
5k
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Teaching undergraduate students to write proofs

jan 20 11 at 8:25 Bob Pego 14

15
34
4
3k
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Does the fact that this vector space is not isomorphic to its double-dual require choice?

apr 5 12 at 9:56 Asaf Karagila 7,24311444

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5
2k
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Reference letters for teaching positions

jul 12 11 at 0:42 Andrew 95116

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12
4
2k
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How much of ZFC does Quine’s New Foundations prove?

may 3 at 17:33 Thomas Forster 45123

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11
2
1k
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Should there be a true model of set theory?

nov 6 10 at 20:12 Amit Kumar Gupta 2,9091026

1
8
4
690
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Is every p-point ultrafilter Ramsey?

may 6 11 at 17:27 Goldstern 5,26011227

1
9
2
522
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Why is this theorem (about $L(P(\omega_1))^V$ and $L(P(\omega_1))^{V[G]}$) nice?

jul 22 11 at 4:38 François G. Dorais 22.7k249114

6
2
482
views

What is the consistency strength of the failure of square, in terms of large cardinals

mar 11 11 at 20:43 Justin Moore 3,0511122

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3
474
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Characterizing forcings that don’t add any dominating reals

nov 23 10 at 7:56 Amit Kumar Gupta 2,9091026

3