New posts in axiom-of-choice

Does a "backwards" choice function imply the Axiom of Choice?

Question about whether axiom of choice is needed in this proof

Plausibility argument for Zorn's Lemma

How do we know we need the axiom of choice for some theorem?

Is the axiom of choice needed to show that $a^2=a$?

Is trying to prove a theorem without Axiom of Choice useless?

Does existence of a non-continuous linear functional depend on Axiom of Choice?

Axiom of binary choice vs Axiom of finite choice

Why is Axiom of Choice "a convenient and safe labour-saving device"?

Epic morphisms in the category of vector spaces. Is AC needed?

Is every commutative ring having the invariant basis number property equivalent to AC?

Do proper dense subgroups of the real numbers have uncountable index

Is the Axiom of Choice implicitly used when defining a binary operation on a quotient object?

Axiom of Choice and the cardinality of the reals

Constructive proof of the existence of an algebraic closure

Do we really need Choice to pick socks?

Does the Axiom of Choice give the strategy function for the existential quantifier in all formulas?

Understanding axiom of choice from examples

Finiteness of a set and axiom of choice [duplicate]

Are there interestingly non-equivalent definitions of countability over ZF?