Question

Showing that the set of all finite binary strings is countable via Cantor-Bernstein-Schroder

score 57 · Answer 1 · 2023-06-13 16:26:04

57

Views

Showing that the set of all finite binary strings is countable via Cantor-Bernstein-Schroder

Published on 13 Jun 2023 - 16:26

score 114 · Answer 2 · 2023-06-14 08:25:47

114

Views

Cardinality of the set of all bit strings not containing the bit "0" (i.e. $11$, $111$ ...)

Published on 14 Jun 2023 - 8:25

score 115 · Answer 3 · 2023-06-14 16:27:58

115

Views

Problem 8.13, SET THEORY, by Thomas Jech

Published on 14 Jun 2023 - 16:27

score 75 · Answer 4 · 2023-06-15 03:07:18

75

Views

Are the number of infinities countable or uncountable?

Published on 15 Jun 2023 - 3:07

score 65 · Answer 5 · 2023-06-15 22:51:50

65

Views

Difference between a Partition and a Decomposition of a Set

Published on 15 Jun 2023 - 22:51

score 52 · Answer 6 · 2023-06-16 12:51:13

52

Views

Validity of Proof for the Size of a Set Being Smaller Than Its Power Set

Published on 16 Jun 2023 - 12:51

score 148 · Answer 7 · 2026-03-28 16:14:15

148

Views

The size of infinitum: why are natural numbers $\mathbb{N}$ of the same size as the integers $\mathbb{Z}$?

Published on 28 Mar 2026 - 16:14

score 85 · Answer 8 · 2023-06-22 18:36:28

85

Views

Minimal transitive set

Published on 22 Jun 2023 - 18:36

score 205 · Answer 9 · 2023-06-26 12:43:26

205

Views

When can you subtract cardinals? Does $|A|+|C|=|B|+|C|>|C|$ imply $|A|=|B|$ in ZF?

Published on 26 Jun 2023 - 12:43

score 162 · Answer 10 · 2023-06-26 22:25:42

162

Views

Cardinalities and bijections (naive set theory)

Published on 26 Jun 2023 - 22:25

score 25 · Answer 11 · 2026-03-28 06:40:49

25

Views

Cardinality of a collection of functions whose composition commutes

Published on 28 Mar 2026 - 6:40

score 36 · Answer 12 · 2023-06-27 05:28:06

36

Views

Sets and cardinalities

Published on 27 Jun 2023 - 5:28

score 24 · Answer 13 · 2023-06-27 16:10:49

24

Views

Cardinality of a certain functions collection

Published on 27 Jun 2023 - 16:10

score 219 · Answer 14 · 2023-06-28 11:12:31

219

Views

Aleph numbers, Beth numbers and the continuum hypothesis

Published on 28 Jun 2023 - 11:12

score 38 · Answer 15 · 2023-06-30 13:57:33

38

Views

Finite symmetric difference equivalence relation on A $\subseteq \mathbb{N}$

Published on 30 Jun 2023 - 13:57

List Question

Showing that the set of all finite binary strings is countable via Cantor-Bernstein-Schroder

Cardinality of the set of all bit strings not containing the bit "0" (i.e. $11$, $111$ ...)

Problem 8.13, SET THEORY, by Thomas Jech

Are the number of infinities countable or uncountable?

Difference between a Partition and a Decomposition of a Set

Validity of Proof for the Size of a Set Being Smaller Than Its Power Set

The size of infinitum: why are natural numbers $\mathbb{N}$ of the same size as the integers $\mathbb{Z}$?

Minimal transitive set

When can you subtract cardinals? Does $|A|+|C|=|B|+|C|>|C|$ imply $|A|=|B|$ in ZF?

Cardinalities and bijections (naive set theory)

Cardinality of a collection of functions whose composition commutes

Sets and cardinalities

Cardinality of a certain functions collection

Aleph numbers, Beth numbers and the continuum hypothesis

Finite symmetric difference equivalence relation on A $\subseteq \mathbb{N}$

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