Question

continuum, cofinality must be uncountable

score 37 · Answer 1 · 2017-08-05 12:37:52

37

Views

continuum, cofinality must be uncountable

Published on 05 Aug 2017 - 12:37

score 189 · Answer 2 · 2026-03-26 22:13:48

189

Views

0,1-Tree, number of branches

Published on 26 Mar 2026 - 22:13

score 61 · Answer 3 · 2026-04-07 14:35:33

61

Views

The rationals and their countability

Published on 07 Apr 2026 - 14:35

score 105 · Answer 4 · 2026-03-29 20:51:35

105

Views

Find the cardinality of the given set $\{f:\mathbb{Q}\rightarrow\mathbb{Q}|f $is monotonic function$\}$.

Published on 29 Mar 2026 - 20:51

score 56 · Answer 5 · 2017-08-15 00:14:32

A function $f$ having , for all $k \in N$, the subsets of $A$ given by the solutions to $f(a)=k$ is finite, show that $A$ is countable or finite.

score 93 · Answer 6 · 2026-04-05 14:16:15

93

Views

A question on algebraically closed field

Published on 05 Apr 2026 - 14:16

score 82 · Answer 7 · 2026-03-29 02:36:17

82

Views

Forcing, symmetry of $\times$

Published on 29 Mar 2026 - 2:36

score 174 · Answer 8 · 2017-08-15 11:11:40

174

Views

Cardinality of a subset of R to R

Published on 15 Aug 2017 - 11:11

score 419 · Answer 9 · 2017-08-17 15:39:23

419

Views

Modifying Cantor's Diagonal Argument for Natural Numbers

Published on 17 Aug 2017 - 15:39

score 2.9k · Answer 10 · 2017-08-17 16:54:22

2.9k

Views

Showing cardinality of all infinite sequences of natural numbers is the same as the continuum.

Published on 17 Aug 2017 - 16:54

score 1.4k · Answer 11 · 2017-08-18 00:58:47

1.4k

Views

Prove that the interval $ \ [0,2)$ and $ \ [5,6) \cup [7,8)$ have the same cardinality

Published on 18 Aug 2017 - 0:58

score 4.6k · Answer 12 · 2017-08-20 01:34:38

4.6k

Views

Which of the following sets has the greatest cardinality?(Math subject GRE exam 0568 Q.61 )

Published on 20 Aug 2017 - 1:34

score 130 · Answer 13 · 2017-08-21 16:57:39

130

Views

set with cardinality $3^{\aleph_0}$

Published on 21 Aug 2017 - 16:57

score 274 · Answer 14 · 2017-08-22 17:18:47

274

Views

Hrbacek and Jech, sequence with uniform cofinality, ch 9 exercise 2.6

Published on 22 Aug 2017 - 17:18

score 71 · Answer 15 · 2017-08-23 20:25:41

71

Views

Explicit $1:1$ mapping of $\Bbb R \leftrightarrow \Bbb R - \Bbb Q$

Published on 23 Aug 2017 - 20:25

List Question

continuum, cofinality must be uncountable

0,1-Tree, number of branches

The rationals and their countability

Find the cardinality of the given set $\{f:\mathbb{Q}\rightarrow\mathbb{Q}|f $is monotonic function$\}$.

A function $f$ having , for all $k \in N$, the subsets of $A$ given by the solutions to $f(a)=k$ is finite, show that $A$ is countable or finite.

A question on algebraically closed field

Forcing, symmetry of $\times$

Cardinality of a subset of R to R

Modifying Cantor's Diagonal Argument for Natural Numbers

Showing cardinality of all infinite sequences of natural numbers is the same as the continuum.

Prove that the interval $ \ [0,2)$ and $ \ [5,6) \cup [7,8)$ have the same cardinality

Which of the following sets has the greatest cardinality?(Math subject GRE exam 0568 Q.61 )

set with cardinality $3^{\aleph_0}$

Hrbacek and Jech, sequence with uniform cofinality, ch 9 exercise 2.6

Explicit $1:1$ mapping of $\Bbb R \leftrightarrow \Bbb R - \Bbb Q$

Trending Questions

Popular # Hahtags

Popular Questions