Question

Why the set of outcomes generated by a fixed strategy of one player in Gale-Stewart game is a perfect set?

score 174 · Answer 1 · 2026-02-23 10:06:18

174

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Why the set of outcomes generated by a fixed strategy of one player in Gale-Stewart game is a perfect set?

Published on 23 Feb 2026 - 10:06

score 1k · Answer 2 · 2013-04-14 12:37:41

1k

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Quotient space and Retractions

Published on 14 Apr 2013 - 12:37

score 777 · Answer 3 · 2013-04-15 09:24:51

777

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Every perfect subset (in $\mathbb{R}$) has cardinality $\mathfrak{c}$? (in ZF)

Published on 15 Apr 2013 - 9:24

score 561 · Answer 4 · 2026-03-26 17:18:57

561

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The Cantor Space and open, but not closed sets.

Published on 26 Mar 2026 - 17:18

score 51 · Answer 5 · 2013-04-19 07:08:35

51

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What can we say about non-zero-sum Gale-Stewart game?

Published on 19 Apr 2013 - 7:08

score 1.4k · Answer 6 · 2013-04-22 23:59:36

1.4k

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Cardinality of the borel measurable functions?

Published on 22 Apr 2013 - 23:59

score 1.8k · Answer 7 · 2013-04-24 02:06:45

1.8k

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Restrictions of null/meager ideal

Published on 24 Apr 2013 - 2:06

score 1.6k · Answer 8 · 2026-03-28 01:48:24

1.6k

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What measure does Lebesgue measure induce on the fat Cantor set?

Published on 28 Mar 2026 - 1:48

score 385 · Answer 9 · 2013-04-30 20:16:42

385

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Any example for a function having domain and range as subset of real line that is NOT Borel function?

Published on 30 Apr 2013 - 20:16

score 731 · Answer 10 · 2013-05-06 16:52:16

731

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From universal measurability to measurability

Published on 06 May 2013 - 16:52

score 219 · Answer 11 · 2013-05-15 18:57:40

219

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Set of real whose image under any continuous function is a perfectly meager nullset

Published on 15 May 2013 - 18:57

score 182 · Answer 12 · 2013-05-16 00:02:21

182

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Is it possible that the union of a Bernstein set and a singleton isn't a Bernstein set?

Published on 16 May 2013 - 0:02

score 271 · Answer 13 · 2013-05-17 08:43:24

271

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Measures on all subsets of $\aleph_0$

Published on 17 May 2013 - 8:43

score 1.8k · Answer 14 · 2013-05-18 22:54:41

1.8k

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Is any compact metric totally disconnected space homeomorphic to a compact subspace of a Cantor space?

Published on 18 May 2013 - 22:54

score 427 · Answer 15 · 2026-03-27 02:34:28

427

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Well-orderings and the perfect set property

Published on 27 Mar 2026 - 2:34

List Question

Why the set of outcomes generated by a fixed strategy of one player in Gale-Stewart game is a perfect set?

Quotient space and Retractions

Every perfect subset (in $\mathbb{R}$) has cardinality $\mathfrak{c}$? (in ZF)

The Cantor Space and open, but not closed sets.

What can we say about non-zero-sum Gale-Stewart game?

Cardinality of the borel measurable functions?

Restrictions of null/meager ideal

What measure does Lebesgue measure induce on the fat Cantor set?

Any example for a function having domain and range as subset of real line that is NOT Borel function?

From universal measurability to measurability

Set of real whose image under any continuous function is a perfectly meager nullset

Is it possible that the union of a Bernstein set and a singleton isn't a Bernstein set?

Measures on all subsets of $\aleph_0$

Is any compact metric totally disconnected space homeomorphic to a compact subspace of a Cantor space?

Well-orderings and the perfect set property

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