List questions from banach-spaces

Published on 12 Apr 2026 - 14:22

200

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$C ([1,2] \times [0,1] \to \mathbb R)$ dense in $C ( [1,2] \rightarrow L^{2} ([0,1] \to \mathbb R))$?

Published on 15 Apr 2026 - 7:29

380

Views

Corresponding norm from a dual norm?

Published on 09 Apr 2026 - 9:10

1.2k

Views

Double dual of the space of bounded operators on Hilbert space

Published on 04 Apr 2026 - 7:03

388

Views

Reflexive Banach spaces, compactness

Published on 29 Mar 2026 - 4:11

206

Views

Banach Tarski proof understanding

Published on 08 Apr 2026 - 20:41

687

Views

‎‎‎$‎‎C^*$-algebra generated by ‎$‎‎a$‎

Published on 11 Apr 2026 - 5:33

93

Views

Multilinear Mappings

Published on 14 Apr 2026 - 20:04

81

Views

banach space bigger than $L^p$

Published on 13 Apr 2026 - 21:27

59

Views

Why $Y=\{ f \in C^1([0,1]^n) : f(0)=0 \}$ is a closed subspace of codimension $1$

Published on 02 Feb 2016 - 8:37

348

Views

Showing that $(G' \circ u)u' \in L^p(I)$ where $G \in C^1(\mathbb{R})$ and $u \in W^{1,p}(I)$

Published on 27 Mar 2026 - 15:18

327

Views

Spectral radius and dense subspace

Published on 26 Mar 2026 - 17:38

163

Views

Bounded below linear operators are isomorphisms onto their ranges

Published on 15 Apr 2026 - 8:19

354

Views

Subspace of a weakly sequentially complete is weakly sequentially complete

Published on 15 Apr 2026 - 4:34

961

Views

Weak topology and strong topology in a Banach space.

Published on 12 Apr 2026 - 22:35

List Question

Pythagorean theorem does require the Cauchy-Schwarz inequality?

$C ([1,2] \times [0,1] \to \mathbb R)$ dense in $C ( [1,2] \rightarrow L^{2} ([0,1] \to \mathbb R))$?

Corresponding norm from a dual norm?

Double dual of the space of bounded operators on Hilbert space

Reflexive Banach spaces, compactness

Banach Tarski proof understanding

‎‎‎$‎‎C^*$-algebra generated by ‎$‎‎a$‎

Multilinear Mappings

banach space bigger than $L^p$

Why $Y=\{ f \in C^1([0,1]^n) : f(0)=0 \}$ is a closed subspace of codimension $1$

Showing that $(G' \circ u)u' \in L^p(I)$ where $G \in C^1(\mathbb{R})$ and $u \in W^{1,p}(I)$

Spectral radius and dense subspace

Bounded below linear operators are isomorphisms onto their ranges

Subspace of a weakly sequentially complete is weakly sequentially complete

Weak topology and strong topology in a Banach space.

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