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Does the family of compact subsets of a Polish space belong to the Effros Borel structure?

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#general-topology #compactness #descriptive-set-theory #borel-sets
152
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Every compact subset of Baire space $\omega^\omega$ has empty interior.

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#general-topology #descriptive-set-theory
119
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Every compact subset of Baire Space (ω^ω) has empty interior

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#general-topology #descriptive-set-theory
89
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On positive dimensional Polish spaces in which every compact set has empty interior

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#general-topology #descriptive-set-theory #dimension-theory-analysis #polish-spaces
48
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Models for which Measurable implies Universally Baire?

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#set-theory #descriptive-set-theory
87
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Uniformization property of $\mathbf{\Sigma}^0_n(\mathscr X\times\omega)$ for $n>1$

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#set-theory #descriptive-set-theory #borel-sets
48
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On gaps in the dimension of subspaces

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#general-topology #descriptive-set-theory #dimension-theory-analysis #polish-spaces
60
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Baire space is zero dimensional

Published on
#descriptive-set-theory
73
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Why do we have $E_0(\Bbb N^\Bbb N)\sim_c E_0$?

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#equivalence-relations #descriptive-set-theory #borel-sets
46
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Characterizing elements of a collection closed under countable intersections

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#measure-theory #elementary-set-theory #set-theory #descriptive-set-theory
170
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About the transference of perfect sets under Polish group actions

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#general-topology #logic #topological-groups #descriptive-set-theory
45
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Countable dense subset of Baire (ω^ω)

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#general-topology #descriptive-set-theory
137
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Exercise on $\boldsymbol{\Delta}_2^0$ sets in the Baire space $\omega^\omega$

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#general-topology #descriptive-set-theory #borel-sets
162
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metrics of Product space

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#general-topology #metric-spaces #descriptive-set-theory
169
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Baire space is homeomorphic to countably many copies of itself

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#general-topology #set-theory #descriptive-set-theory #product-space #the-baire-space

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