List questions from descriptive-set-theory

Published on 06 Dec 2011 - 16:09

101

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Determinacy of Negation of Class of Formula

Published on 25 Mar 2026 - 17:20

946

Views

Two questions regarding the ergodic decomposition theorem

Published on 29 Dec 2011 - 16:47

183

Views

Question about $\Delta_2$ sets

Published on 04 Jan 2012 - 10:16

2.4k

Views

Generic Elements of a Set.

Published on 06 Jan 2012 - 13:52

380

Views

Second category but not locally residual

Published on 29 Jan 2012 - 10:36

7.7k

Views

Continuous functions are differentiable on a measurable set?

Published on 04 Feb 2012 - 23:42

62

Views

When is a subset of {0,1} valued borel functions on a standard borel space (polish space) complete (see *) under the pointwise convergence topology?

Published on 01 Mar 2012 - 22:20

899

Views

A set which is neither meagre nor comeagre in any interval.

Published on 11 Mar 2012 - 21:21

93

Views

Effective complexity of $\leq_T$

Published on 20 Mar 2012 - 19:11

183

Views

constructive ordinal and $\Delta^1_1$ predicate

Published on 27 Mar 2026 - 19:40

249

Views

Baire Category and F sigmas

Published on 03 Apr 2012 - 21:34

6.3k

Views

Constructing a subset not in $\mathcal{B}(\mathbb{R})$ explicitly

Published on 26 Apr 2012 - 15:30

703

Views

Analytic versus Analytical Sets

Published on 27 Apr 2012 - 12:01

309

Views

Notation in Sacks' 'Higher Recursion Theory'

Published on 02 May 2012 - 22:02

List Question

Correspondences between Borel algebras and topological spaces

Determinacy of Negation of Class of Formula

Two questions regarding the ergodic decomposition theorem

Question about $\Delta_2$ sets

Generic Elements of a Set.

Second category but not locally residual

Continuous functions are differentiable on a measurable set?

When is a subset of {0,1} valued borel functions on a standard borel space (polish space) complete (see *) under the pointwise convergence topology?

A set which is neither meagre nor comeagre in any interval.

Effective complexity of $\leq_T$

constructive ordinal and $\Delta^1_1$ predicate

Baire Category and F sigmas

Constructing a subset not in $\mathcal{B}(\mathbb{R})$ explicitly

Analytic versus Analytical Sets

Notation in Sacks' 'Higher Recursion Theory'

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