Ptak space
id:
ptak-space-258-4051292
title:
Ptak space
text:
A locally convex topological vector space (TVS) X is B-complete or a Ptak space if every subspace Q ⊆ X ′ is closed in the weak-* topology on X ′ whenever Q ∩ A is closed in A for each equicontinuous subset A ⊆ X ′ . B-completeness is related to B r -completeness, where a locally convex TVS X is B r -complete if every dense subspace Q ⊆ X ′ is closed in X σ ′ whenever Q ∩ A is closed in A for each equicontinuous subset A ⊆ X ′ .
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wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Ptak_space
date created:
date modified:
2021-10-18T03:52:04Z
main entity:
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13
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