Question

Cardinal numbers: if $a>2^{\omega}$, then $a^{\omega}=a$?

score 79 · Answer 1 · 2018-07-28 13:08:25

79

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Cardinal numbers: if $a>2^{\omega}$, then $a^{\omega}=a$?

Published on 28 Jul 2018 - 13:08

score 375 · Answer 2 · 2018-07-30 22:50:53

375

Views

Visualising set, that has cardinality greater than continuum

Published on 30 Jul 2018 - 22:50

score 691 · Answer 3 · 2018-08-01 10:24:33

691

Views

On the proof of existence of algebraic closure using Zorn's Lemma in Patrick Morandi's Field and Galois Theory

Published on 01 Aug 2018 - 10:24

score 218 · Answer 4 · 2026-03-25 16:03:02

218

Views

Is the cardinality of the real numbers $\mathfrak{c}$ a real number?

Published on 25 Mar 2026 - 16:03

score 173 · Answer 5 · 2026-03-25 15:39:24

173

Views

Mathematical Induction: First vs. Second order Induction Axiom

Published on 25 Mar 2026 - 15:39

score 198 · Answer 6 · 2018-08-10 15:02:20

198

Views

When is exponentiation of cardinals increasing?

Published on 10 Aug 2018 - 15:02

score 91 · Answer 7 · 2026-03-25 17:37:37

91

Views

When does an injective function $\omega^{<\omega}\to\Bbb N$ have positive density in the integers?

Published on 25 Mar 2026 - 17:37

score 262 · Answer 8 · 2018-08-11 13:55:15

262

Views

Finding cardinality of infinite increasing sequence of binary strings

Published on 11 Aug 2018 - 13:55

score 239 · Answer 9 · 2018-08-12 00:22:55

239

Views

Clarification about Infinite Sums in Jech's Set Theory 3rd Edition

Published on 12 Aug 2018 - 0:22

score 69 · Answer 10 · 2026-03-25 01:26:16

69

Views

Number of subsets with conditions

Published on 25 Mar 2026 - 1:26

score 315 · Answer 11 · 2018-08-18 10:21:56

315

Views

To find minimum value of "$b$" in the equation $x^2+ax+b =0$ for some given conditions.

Published on 18 Aug 2018 - 10:21

score 62 · Answer 12 · 2018-08-19 18:32:27

62

Views

How does one count cardinalities of sets of sets of sets of ...?

Published on 19 Aug 2018 - 18:32

score 233 · Answer 13 · 2018-08-19 19:39:43

233

Views

What explains this feature of measurable cardinals?

Published on 19 Aug 2018 - 19:39

score 47 · Answer 14 · 2018-08-21 01:07:51

47

Views

Prove that $|\mathcal{F}|=|\mathbb{R}|$.

Published on 21 Aug 2018 - 1:07

score 196 · Answer 15 · 2026-03-25 10:57:06

196

Views

Cardinality of number of digits

Published on 25 Mar 2026 - 10:57

List Question

Cardinal numbers: if $a>2^{\omega}$, then $a^{\omega}=a$?

Visualising set, that has cardinality greater than continuum

On the proof of existence of algebraic closure using Zorn's Lemma in Patrick Morandi's Field and Galois Theory

Is the cardinality of the real numbers $\mathfrak{c}$ a real number?

Mathematical Induction: First vs. Second order Induction Axiom

When is exponentiation of cardinals increasing?

When does an injective function $\omega^{<\omega}\to\Bbb N$ have positive density in the integers?

Finding cardinality of infinite increasing sequence of binary strings

Clarification about Infinite Sums in Jech's Set Theory 3rd Edition

Number of subsets with conditions

To find minimum value of "$b$" in the equation $x^2+ax+b =0$ for some given conditions.

How does one count cardinalities of sets of sets of sets of ...?

What explains this feature of measurable cardinals?

Prove that $|\mathcal{F}|=|\mathbb{R}|$.

Cardinality of number of digits

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