Question

What is the cardinality of Maclaurin series that are entire that induce a bijection between ${\mathbb Z}$ and itself?

score 71 · Answer 1 · 2014-05-12 20:52:47

71

Views

What is the cardinality of Maclaurin series that are entire that induce a bijection between ${\mathbb Z}$ and itself?

Published on 12 May 2014 - 20:52

score 48 · Answer 2 · 2014-05-14 17:06:41

48

Views

Proving $|X^{\mathbb{R}}| \lt |\mathbb{R}^X|$ for $X=\mathbb{R}^{\mathbb{R}}$

Published on 14 May 2014 - 17:06

score 1.6k · Answer 3 · 2026-03-25 05:09:42

1.6k

Views

Why study cardinals, ordinals and the like?

Published on 25 Mar 2026 - 5:09

score 74 · Answer 4 · 2026-03-27 04:58:06

74

Views

Are these ordinals cardinals?

Published on 27 Mar 2026 - 4:58

score 46 · Answer 5 · 2014-05-18 21:37:48

46

Views

If $|X|<|Y|$ then $|Y|=|Y-X|$ (with $Y$ infinite)

Published on 18 May 2014 - 21:37

score 67 · Answer 6 · 2014-05-20 16:21:17

67

Views

Prove the next cardinal property: $\kappa>1 \implies \lambda \leq \kappa^{\lambda}$

Published on 20 May 2014 - 16:21

score 172 · Answer 7 · 2014-05-23 11:03:40

If $A'$ and $B'$ have the same cardinality, as do $A\subseteq A'$ and $B\subseteq B'$, are $A'\setminus A$ and $B'\setminus B$ equipotent?

score 109 · Answer 8 · 2014-05-23 12:53:20

109

Views

Cardinal of $V_{\omega+\alpha}$

Published on 23 May 2014 - 12:53

score 154 · Answer 9 · 2014-05-24 02:58:38

154

Views

CH imples the existence of a function

Published on 24 May 2014 - 2:58

score 777 · Answer 10 · 2014-05-24 12:23:10

777

Views

factorial of infinite Cardinals

Published on 24 May 2014 - 12:23

score 322 · Answer 11 · 2014-05-25 03:46:44

322

Views

Is it possible that $2^n=3^n$ for some Dedekind-finite cardinal $n\gt0$?

Published on 25 May 2014 - 3:46

score 322 · Answer 12 · 2014-05-27 06:47:23

322

Views

Any infinite set partitioned into a set of countably infinite sets?

Published on 27 May 2014 - 6:47

score 37 · Answer 13 · 2014-05-28 09:03:47

37

Views

Order of cardinal number

Published on 28 May 2014 - 9:03

score 609 · Answer 14 · 2014-05-29 07:35:19

609

Views

The product of cardinals

Published on 29 May 2014 - 7:35

score 97 · Answer 15 · 2014-05-31 00:07:13

97

Views

On those behaviors of continuum function which imply the axiom of choice

Published on 31 May 2014 - 0:07

List Question

What is the cardinality of Maclaurin series that are entire that induce a bijection between ${\mathbb Z}$ and itself?

Proving $|X^{\mathbb{R}}| \lt |\mathbb{R}^X|$ for $X=\mathbb{R}^{\mathbb{R}}$

Why study cardinals, ordinals and the like?

Are these ordinals cardinals?

If $|X|<|Y|$ then $|Y|=|Y-X|$ (with $Y$ infinite)

Prove the next cardinal property: $\kappa>1 \implies \lambda \leq \kappa^{\lambda}$

If $A'$ and $B'$ have the same cardinality, as do $A\subseteq A'$ and $B\subseteq B'$, are $A'\setminus A$ and $B'\setminus B$ equipotent?

Cardinal of $V_{\omega+\alpha}$

CH imples the existence of a function

factorial of infinite Cardinals

Is it possible that $2^n=3^n$ for some Dedekind-finite cardinal $n\gt0$?

Any infinite set partitioned into a set of countably infinite sets?

Order of cardinal number

The product of cardinals

On those behaviors of continuum function which imply the axiom of choice

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