List questions from hahn-banach-theorem

Published on 20 Jul 2019 - 9:31

49

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$\ell \in (\ell^{\infty})^{*}$ can be uniquely represent by the two functionals

Published on 25 Jul 2019 - 11:53

167

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Do Banach-Alaoglu Theorems also hold for the closed ball of arbitrary radius $r>0$

Published on 23 Feb 2026 - 2:40

85

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Existence of bounded linear functional in a Normed Linear Space

Published on 29 Jul 2019 - 14:32

73

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Is it a mistake if I delete the condition in Banach - Steinhaus Theorem?

Published on 01 Aug 2019 - 9:42

86

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Strong separation of symmetric rank $1$ matrices

Published on 21 Aug 2019 - 18:30

421

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Equivalent forms of Hahn Banach Theorem

Published on 05 Sep 2019 - 12:44

483

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Proof of Hahn Banach Theorem corollary: the dual of a LCS sperates points

Published on 05 Sep 2019 - 21:54

589

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Hahn-Banach separation theorem on a finite dimensional space

Published on 21 Sep 2019 - 1:38

176

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ZF+DC as the boundary of constructive mathematics

Published on 30 Sep 2019 - 4:36

159

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Isn't Limsup a Banach Limit?

Published on 01 Oct 2019 - 23:10

834

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Separable Hahn-Banach and the axiom of choice

Published on 17 Dec 2014 - 19:05

87

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How to finish the proof of this corollary of Hahn-Banach theorem?

Published on 07 Oct 2019 - 22:31

67

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Is it a typo in a corollary of Hahn-Banach theorem?

Published on 07 Oct 2019 - 23:38

153

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use of Hahn-Banach theorem to prove the existence of a function

Published on 09 Mar 2026 - 16:33

List Question

Proof: weakly convergent sequence is bounded

$\ell \in (\ell^{\infty})^{*}$ can be uniquely represent by the two functionals

Do Banach-Alaoglu Theorems also hold for the closed ball of arbitrary radius $r>0$

Existence of bounded linear functional in a Normed Linear Space

Is it a mistake if I delete the condition in Banach - Steinhaus Theorem?

Strong separation of symmetric rank $1$ matrices

Equivalent forms of Hahn Banach Theorem

Proof of Hahn Banach Theorem corollary: the dual of a LCS sperates points

Hahn-Banach separation theorem on a finite dimensional space

ZF+DC as the boundary of constructive mathematics

Isn't Limsup a Banach Limit?

Separable Hahn-Banach and the axiom of choice

How to finish the proof of this corollary of Hahn-Banach theorem?

Is it a typo in a corollary of Hahn-Banach theorem?

use of Hahn-Banach theorem to prove the existence of a function

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