Question

Find the indicated set

score 397 · Answer 1 · 2016-09-16 04:48:22

397

Views

Find the indicated set

Published on 16 Sep 2016 - 4:48

score 178 · Answer 2 · 2016-09-17 09:39:57

178

Views

Comparison for two finite sets.

Published on 17 Sep 2016 - 9:39

score 261 · Answer 3 · 2016-09-19 16:36:24

261

Views

If $ \kappa $ is strongly inaccessible, then $ \kappa^{<\kappa} = \kappa $

Published on 19 Sep 2016 - 16:36

score 200 · Answer 4 · 2016-09-20 12:57:13

200

Views

Power set of N vs. Union of sets of all cardinality

Published on 20 Sep 2016 - 12:57

score 272 · Answer 5 · 2016-09-20 19:57:19

272

Views

If the set of limit points of $A \subseteq \mathbb{R}^n$ is countable, then $A$ is countable

Published on 20 Sep 2016 - 19:57

score 55 · Answer 6 · 2016-09-20 20:15:50

55

Views

Showing that $ |\operatorname{club}_\kappa| > \kappa $

Published on 20 Sep 2016 - 20:15

score 89 · Answer 7 · 2016-09-21 13:20:03

89

Views

$\Delta$-lemma for finite partial functions

Published on 21 Sep 2016 - 13:20

score 113 · Answer 8 · 2016-09-21 14:31:40

113

Views

Cardinality of the set $\{(\aleph_{\omega_1})^\kappa : 1 \leq \kappa < \aleph_{\omega_1}\}$

Published on 21 Sep 2016 - 14:31

score 60 · Answer 9 · 2016-09-22 11:05:40

60

Views

Equivalent condition for and infinite $ \kappa $ to be regular

Published on 22 Sep 2016 - 11:05

score 1.6k · Answer 10 · 2016-09-22 18:45:10

1.6k

Views

Is a countably infinite Cartesian product of countably infinite sets uncountable?

Published on 22 Sep 2016 - 18:45

score 80 · Answer 11 · 2016-09-23 00:05:22

80

Views

How many injective relations exist between $A$ and $B$?

Published on 23 Sep 2016 - 0:05

score 657 · Answer 12 · 2016-09-23 09:58:44

657

Views

Prove that the cardinality of the set of all transitive relation on $\Bbb N$ is $\mathfrak c$

Published on 23 Sep 2016 - 9:58

score 635 · Answer 13 · 2016-09-25 12:35:49

635

Views

Beth sequence fixed points

Published on 25 Sep 2016 - 12:35

score 575 · Answer 14 · 2016-09-25 16:27:45

575

Views

Infinite sets' partition. And their cardinality.

Published on 25 Sep 2016 - 16:27

score 110 · Answer 15 · 2016-09-26 04:34:12

110

Views

Cardinal arithmetic argument for countability of finite subsets of integers.

Published on 26 Sep 2016 - 4:34

List Question

Find the indicated set

Comparison for two finite sets.

If $ \kappa $ is strongly inaccessible, then $ \kappa^{<\kappa} = \kappa $

Power set of N vs. Union of sets of all cardinality

If the set of limit points of $A \subseteq \mathbb{R}^n$ is countable, then $A$ is countable

Showing that $ |\operatorname{club}_\kappa| > \kappa $

$\Delta$-lemma for finite partial functions

Cardinality of the set $\{(\aleph_{\omega_1})^\kappa : 1 \leq \kappa < \aleph_{\omega_1}\}$

Equivalent condition for and infinite $ \kappa $ to be regular

Is a countably infinite Cartesian product of countably infinite sets uncountable?

How many injective relations exist between $A$ and $B$?

Prove that the cardinality of the set of all transitive relation on $\Bbb N$ is $\mathfrak c$

Beth sequence fixed points

Infinite sets' partition. And their cardinality.

Cardinal arithmetic argument for countability of finite subsets of integers.

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