List questions from normed-spaces

Published on 08 Apr 2026 - 18:29

433

Views

Norm equivalence between inf-norm and polynomial coefficients

Published on 09 Apr 2026 - 6:37

117

Views

Let $X$ be a normed space. If the sequence $x_n \rightarrow x$ in norm, then $\|x_n\| \rightarrow \|x\|$

Published on 16 Apr 2026 - 20:35

81

Views

Question on $\ell_2$ and $\ell_1 $ norms

Published on 15 Apr 2026 - 19:13

104

Views

A map $T: C([0,1]) \to C([0,1])$ that is a contraction in the unit closed ball but doesn't have fixed point

Published on 15 Apr 2026 - 21:56

91

Views

Compactness of $\{X_n\}\cup\{v\}$ in a normed vector space

Published on 16 Apr 2026 - 8:46

229

Views

Is the following result true $\|Ax - Ay\|_p \leq \|A\|_p\|x-y\|_p$

Published on 15 Apr 2026 - 10:19

150

Views

Convergence of matrix and norm equivalence

Published on 13 Apr 2026 - 0:03

106

Views

Question on simple implications of Cauchy Schwartz inequality $|\langle x,y\rangle |\leq \|x\|\cdot \|y\| $

Published on 15 Apr 2026 - 21:23

46

Views

Calculating $ \| \mathbf{h} \|^{2} $ and $ \| \mathbf{h} \|^{4} $.

Published on 16 Apr 2026 - 1:25

34

Views

Are Inequalities of Norms of Vectors Affected by the Choice of Norm

Published on 09 Apr 2026 - 5:10

5.3k

Views

Show the differential operator is bounded

Published on 25 Mar 2026 - 16:20

605

Views

Equivalent norms and rate of convergence

Published on 15 Apr 2026 - 18:34

126

Views

Existence of a matrix norm where $\|AB\| = \|A\|\|B\|$ for all $A,B\in M_n$

Published on 13 Apr 2026 - 16:48

2.4k

Views

Show that $T$ in $\ell^2(\mathbb{N})$ is a bounded linear operator and compute the operator norm $\|T\|$

Published on 14 Apr 2026 - 15:52

List Question

How to find the norm of this operator

Norm equivalence between inf-norm and polynomial coefficients

Let $X$ be a normed space. If the sequence $x_n \rightarrow x$ in norm, then $\|x_n\| \rightarrow \|x\|$

Question on $\ell_2$ and $\ell_1 $ norms

A map $T: C([0,1]) \to C([0,1])$ that is a contraction in the unit closed ball but doesn't have fixed point

Compactness of $\{X_n\}\cup\{v\}$ in a normed vector space

Is the following result true $\|Ax - Ay\|_p \leq \|A\|_p\|x-y\|_p$

Convergence of matrix and norm equivalence

Question on simple implications of Cauchy Schwartz inequality $|\langle x,y\rangle |\leq \|x\|\cdot \|y\| $

Calculating $ \| \mathbf{h} \|^{2} $ and $ \| \mathbf{h} \|^{4} $.

Are Inequalities of Norms of Vectors Affected by the Choice of Norm

Show the differential operator is bounded

Equivalent norms and rate of convergence

Existence of a matrix norm where $\|AB\| = \|A\|\|B\|$ for all $A,B\in M_n$

Show that $T$ in $\ell^2(\mathbb{N})$ is a bounded linear operator and compute the operator norm $\|T\|$

Trending Questions

Popular # Hahtags

Popular Questions