List questions from axiom-of-choice

Published on 24 Feb 2013 - 23:43

685

Views

The "it's not possible" statement in math and the Axiom of Choice

Published on 25 Feb 2013 - 14:41

435

Views

Proof ultrafilter theorem without axiom of choice?

Published on 25 Feb 2013 - 15:05

327

Views

Application of Zorn's Lemma

Published on 26 Feb 2013 - 9:52

3.1k

Views

A confusion about Axiom of Choice and existence of maximal ideals.

Published on 03 Apr 2026 - 3:36

565

Views

Wellordering vs. Zorn's lemma

Published on 01 Mar 2013 - 20:25

115

Views

Cardinals of set operations without AC

Published on 04 Mar 2013 - 21:29

123

Views

Clarification of a proof in Herrlich

Published on 05 Mar 2013 - 14:22

856

Views

Injection of union into disjoint union

Published on 06 Mar 2013 - 21:03

65

Views

Does $n^A\cong n^B \Rightarrow A\approx B$ require choice?

Published on 07 Mar 2013 - 7:28

758

Views

Proving that a dense set in a poset by Zorn's lemma have a maximal antichain as a subset

Published on 08 Mar 2013 - 4:34

786

Views

Do you need the Axiom of Choice to assert that every real vector space has a norm?

Published on 10 Mar 2013 - 18:03

661

Views

A question about a proof in one of Sierpiński's papers

Published on 11 Mar 2013 - 12:39

158

Views

A union represented as a disjoint union: weaker than choice?

Published on 11 Mar 2013 - 20:20

417

Views

Can one construct an algebraic closure of fields like $\mathbb{F}_p(T)$ without Zorn's lemma?

Published on 12 Mar 2013 - 16:01

List Question

Is every discrete topological space orderable?

The "it's not possible" statement in math and the Axiom of Choice

Proof ultrafilter theorem without axiom of choice?

Application of Zorn's Lemma

A confusion about Axiom of Choice and existence of maximal ideals.

Wellordering vs. Zorn's lemma

Cardinals of set operations without AC

Clarification of a proof in Herrlich

Injection of union into disjoint union

Does $n^A\cong n^B \Rightarrow A\approx B$ require choice?

Proving that a dense set in a poset by Zorn's lemma have a maximal antichain as a subset

Do you need the Axiom of Choice to assert that every real vector space has a norm?

A question about a proof in one of Sierpiński's papers

A union represented as a disjoint union: weaker than choice?

Can one construct an algebraic closure of fields like $\mathbb{F}_p(T)$ without Zorn's lemma?

Trending Questions

Popular # Hahtags

Popular Questions