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15
Math.TechQA.Club
2026-02-23 06:37:04
28
Views
Functional E convex and lower semicontinuous implies weakly lower semicontinuous in Wasserstein space
Published on
23 Feb 2026 - 6:37
#general-topology
#convex-analysis
#polish-spaces
#wasserstein
77
Views
Why is the set of probability measures not weak*-compact?
Published on
23 Feb 2026 - 6:37
#general-topology
#functional-analysis
#probability-theory
#polish-spaces
48
Views
Locally compact Polish space admits a proper metric
Published on
23 Feb 2026 - 4:55
#general-topology
#separable-spaces
#polish-spaces
#metrizability
48
Views
Axiom of Choice and Borel determinacy for Polish space
Published on
23 Feb 2026 - 6:38
#set-theory
#axiom-of-choice
#infinite-games
#polish-spaces
83
Views
Extension of Borel map from a separable metric space to a Polish space
Published on
23 Feb 2026 - 6:38
#general-topology
#measure-theory
#descriptive-set-theory
#borel-sets
#polish-spaces
69
Views
Suslin measurable sets and the smallest field containing all analytic sets
Published on
23 Feb 2026 - 6:37
#general-topology
#measure-theory
#set-theory
#descriptive-set-theory
#polish-spaces
72
Views
Why can I conclude $Q_n \xrightarrow{\mathscr{D}} Q$?
Published on
23 Feb 2026 - 6:37
#probability
#probability-theory
#weak-convergence
#polish-spaces
30
Views
Is there a discontinuous closed injection of the first Baire class?
Published on
23 Feb 2026 - 6:38
#real-analysis
#continuity
#polish-spaces
45
Views
Perfect Kernel analogue for NON $\sigma-$compact subsets of a Polish space
Published on
23 Feb 2026 - 6:37
#set-theory
#descriptive-set-theory
#polish-spaces
158
Views
Embedding of Cantor space proof issue
Published on
23 Feb 2026 - 6:42
#measure-theory
#proof-explanation
#set-theory
#cantor-set
#polish-spaces
116
Views
When is the continuous image of a measurable subset of a Polish space measurable?
Published on
23 Feb 2026 - 6:40
#real-analysis
#general-topology
#measure-theory
#descriptive-set-theory
#polish-spaces
68
Views
Weak limit of coupling is a coupling.
Published on
23 Feb 2026 - 6:42
#probability-theory
#measure-theory
#polish-spaces
97
Views
Conditions for continuity of the map $x \mapsto \mu_x$ (where $ \mu = \intop \mu_x d \mu (x)$ is the ergodic decomposition of $\mu$)
Published on
23 Feb 2026 - 6:41
#measure-theory
#dynamical-systems
#ergodic-theory
#weak-topology
#polish-spaces
86
Views
Countable comeager set in an (uncountable) non perfect polish space
Published on
23 Feb 2026 - 6:42
#general-topology
#descriptive-set-theory
#polish-spaces
172
Views
Completeness of the Fell topology
Published on
05 Apr 2026 - 22:20
#general-topology
#metric-spaces
#descriptive-set-theory
#polish-spaces
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