Question

Do indecomposable abelian groups of inacessible cardinal rank exist?

score 149 · Answer 1 · 2022-08-18 17:19:23

149

Views

Do indecomposable abelian groups of inacessible cardinal rank exist?

Published on 18 Aug 2022 - 17:19

score 158 · Answer 2 · 2022-08-19 02:55:12

158

Views

A countable language to express the theory of ZFC + “there exists a proper class of $\text{I0}$ cardinals”

Published on 19 Aug 2022 - 2:55

score 88 · Answer 3 · 2022-08-21 21:16:59

88

Views

Can ZFC be proven to be consistent in this way?

Published on 21 Aug 2022 - 21:16

score 64 · Answer 4 · 2022-09-04 16:43:29

64

Views

Closure of extender ultrapowers 2

Published on 04 Sep 2022 - 16:43

score 297 · Answer 5 · 2026-03-29 16:48:20

297

Views

What are the Implications of having VΩ as a model for a theory?

Published on 29 Mar 2026 - 16:48

score 210 · Answer 6 · 2022-09-17 22:24:32

210

Views

What's wrong with this proof that every rank-into-rank cardinal is a limit of rank-into-rank cardinals?

Published on 17 Sep 2022 - 22:24

score 279 · Answer 7 · 2022-09-21 04:32:00

279

Views

confusion about models, the universe and inaccessible cardinals

Published on 21 Sep 2022 - 4:32

score 171 · Answer 8 · 2022-10-12 09:30:16

171

Views

Question about the Kunen Inconsistency?

Published on 12 Oct 2022 - 9:30

score 90 · Answer 9 · 2022-10-13 01:55:29

90

Views

rank into rank embedding exercise in Kanamori

Published on 13 Oct 2022 - 1:55

score 75 · Answer 10 · 2022-11-03 03:48:28

75

Views

How do I independently study foundational math relate to current developments?

Published on 03 Nov 2022 - 3:48

score 201 · Answer 11 · 2022-11-09 06:20:11

201

Views

A weak version of $0^\sharp$

Published on 09 Nov 2022 - 6:20

score 104 · Answer 12 · 2026-03-30 07:03:56

104

Views

Class of compact cardinals implies every accessible category is co-wellpowered

Published on 30 Mar 2026 - 7:03

score 40 · Answer 13 · 2026-03-25 18:48:13

40

Views

standard model of $\mathbb{N}$ and true $\Pi^0_1$ sentences

Published on 25 Mar 2026 - 18:48

score 43 · Answer 14 · 2026-03-30 08:21:09

43

Views

Question about Silver forcing theorem proof

Published on 30 Mar 2026 - 8:21

score 166 · Answer 15 · 2023-01-05 00:00:53

166

Views

When substructures become elementary substructure

Published on 05 Jan 2023 - 0:00

List Question

Do indecomposable abelian groups of inacessible cardinal rank exist?

A countable language to express the theory of ZFC + “there exists a proper class of $\text{I0}$ cardinals”

Can ZFC be proven to be consistent in this way?

Closure of extender ultrapowers 2

What are the Implications of having VΩ as a model for a theory?

What's wrong with this proof that every rank-into-rank cardinal is a limit of rank-into-rank cardinals?

confusion about models, the universe and inaccessible cardinals

Question about the Kunen Inconsistency?

rank into rank embedding exercise in Kanamori

How do I independently study foundational math relate to current developments?

A weak version of $0^\sharp$

Class of compact cardinals implies every accessible category is co-wellpowered

standard model of $\mathbb{N}$ and true $\Pi^0_1$ sentences

Question about Silver forcing theorem proof

When substructures become elementary substructure

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