The dual version of trichotomy of cardinality without AC
58602
In ZF, how would the structure of the cardinal numbers change by adopting this definition of cardinality?
93330
Cardinality of all cardinalities
272
Cantor Sets/nonempty/cardinality
66550
Cardinality of separable metric spaces
132025
Is there an alternative to Cantor's cardinalities that makes proper subsets smaller than their sets?
101993
The cardinality of a language over a set of variables $V$ with $\#V= κ$
131592
Finite choice without AC
89167
Cardinality of equivalence relations in $\mathbb{N}$
31318
Cardinality of cartesian square
52451
Ordered Triples and Set Theory
118189
Proving the pairing axiom from the rest of ZF
41783
Cardinality of the Cartesian Product of Two Equinumerous Infinite Sets
83518
Proving Two sets have same cardinality
150790
Prove two sets have same Cardinality by writing down bijection
121366
Intervals and cardinality
98850
A positional number system for enumerating fixed-size subsets?
62687
Proving Cardinality of Cosets in Abstract Algebra