Hamel Bases: Cardinality?
27478
Proof that two basis of a vector space have the same cardinality in the infinite-dimensional case
102112
Idempotents in $\mathbb Z_n$
5840
divides, not divides and cardinalities
50241
Cardinality of the quotient ring $\mathbb Z_5[i]/\langle 1+i\rangle$
58490
Polynomials, finite fields and cardinality/dimension considerations
85681
Cardinality of polynomials with real coefficients
36184
Countability of disjoint intervals
153305
Adding subsets of regular cardinals (Jech p. 226)
41878
Cardinal of quotient rings of gaussian integers.
69166
Cardinality of $\mathbb{R}$ and $\mathbb{R}^2$
35222
Characterizing units in polynomial rings
36325
Embedding ordinals in $\mathbb{Q}$
101993
The cardinality of a language over a set of variables $V$ with $\#V= κ$
9651
Cardinality of cartesian product of an infinite set with N
140868
Axiomatization of $\mathbb{Z}$ via well-ordering of positives.
30519
"Real" cardinality, say, $\aleph_\pi$?
87451
Construction of matrices under ZFC axioms