95

Questions

1
7
votes
2
answers
468
views

Neusis constructions

apr 25 at 20:47 ε-δ 1,028516

 
7
votes
1
answer
477
views

Elementary equivalence of ordinals

aug 18 10 at 17:25 sdcvvc 63049

 
7
votes
2
answers
240
views

Are all homogeneous metric spaces bihomogeneous?

sep 28 10 at 3:55 Joel David Hamkins 75.2k7187343

 
6
votes
2
answers
823
views

Compact Hausdorff spaces without isolated points in ZF

jan 30 at 0:37 Asaf Karagila 7,24311444

2
6
votes
5
answers
666
views

Measurable cardinals under Axiom of Determinacy

oct 13 10 at 20:48 Andres Caicedo 14.4k14279

1
6
votes
3
answers
657
views

Decidability of matrix algebra

aug 30 10 at 15:11 Tsuyoshi Ito 1,349615

5
6
votes
1
answer
957
views

Set Theory and V=L

may 4 10 at 3:13 Joel David Hamkins 75.2k7187343

 
6
votes
2
answers
623
views

How additive is Lebesgue measure in ZF+AD ?

may 4 at 16:26 Andres Caicedo 14.4k14279

 
6
votes
4
answers
507
views

non-isomorphic objects with no known nontrivial distinguishing invariants

oct 8 10 at 13:13 Andreas Blass 32.9k454109

1
6
votes
4
answers
233
views

What sets are “decidable from competing provers”?

jul 29 11 at 15:13 Ryan O'Donnell 2,331818

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