Exponentiation of cardinal numbers
117047
exponentiation of cardinal number
5187
An analogue of Hensel's lifting for Fibonacci numbers
139826
arbitrary large finite sums of an uncountable set.
106325
Question about Cardinality
65768
What is the cardinality of the set of the empty set?
79568
Cardinality of the set $D$
136069
Is there a simple formula for the cardinality of $\{A\subseteq\kappa\mid |A|\leq\lambda\}$ when $\lambda\leq\kappa$?
107839
Are there nontrivial equations for hyperoperations above exponentiation?
64545
Continuum between addition, multiplication and exponentiation?
82628
Cardinality of a set of closed intervals
86988
Cardinality of the Irrationals
126015
Elementary number theory in sets
41783
Cardinality of the Cartesian Product of Two Equinumerous Infinite Sets
118390
Symbol for the cardinality of the continuum
153305
Adding subsets of regular cardinals (Jech p. 226)
9082
Do sets, whose power sets have the same cardinality, have the same cardinality?
71133
prove inequlity about cardinality power sets