Question

Proof $\left\lVert g(x) \right\rVert_2 \leq \ln(1+\left\lVert x \right\rVert_2^2) \text{ for all x}\in \mathbb{R}^n $ differentiable

score 34 · Answer 1 · 2018-11-15 20:56:24

34

Views

Proof $\left\lVert g(x) \right\rVert_2 \leq \ln(1+\left\lVert x \right\rVert_2^2) \text{ for all x}\in \mathbb{R}^n $ differentiable

Published on 15 Nov 2018 - 20:56

score 358 · Answer 2 · 2026-03-25 02:57:10

358

Views

When does $\Vert AB \Vert = \Vert A \Vert \Vert B \Vert$?

Published on 25 Mar 2026 - 2:57

score 594 · Answer 3 · 2026-03-29 04:42:44

594

Views

Lower bound for $\|x-y\|$

Published on 29 Mar 2026 - 4:42

score 210 · Answer 4 · 2018-11-17 13:01:06

210

Views

Open unit ball in integral norm is open in supremum norm

Published on 17 Nov 2018 - 13:01

score 1.9k · Answer 5 · 2026-03-26 07:59:16

1.9k

Views

Variance of the Euclidean norm under finite moment assumptions

Published on 26 Mar 2026 - 7:59

score 247 · Answer 6 · 2026-03-25 07:46:31

247

Views

If there are $2$ linearly independent vectors $x,y \in X$ such that $||x+y||=||x||+||y||$, then the unit sphere $S(X)$ contains an interval

Published on 25 Mar 2026 - 7:46

score 327 · Answer 7 · 2018-11-17 23:49:50

327

Views

Show the Polar Factor is the Closest Unitary Matrix Using the Spectral Norm

Published on 17 Nov 2018 - 23:49

score 165 · Answer 8 · 2018-11-19 07:41:18

165

Views

On the closure of the convex hull of a sequence in normed spaces

Published on 19 Nov 2018 - 7:41

score 119 · Answer 9 · 2018-11-19 16:17:46

119

Views

calculating norm with cut off function

Published on 19 Nov 2018 - 16:17

score 227 · Answer 10 · 2026-03-23 02:50:27

227

Views

Giving a proof to the weak compactness of the unity ball in a reflexive normed space

Published on 23 Mar 2026 - 2:50

score 60 · Answer 11 · 2026-03-26 07:57:17

60

Views

Is Frobenius norm constant?

Published on 26 Mar 2026 - 7:57

score 62 · Answer 12 · 2026-03-27 16:55:26

62

Views

Question concerning an application of Cauchy-Schwarz

Published on 27 Mar 2026 - 16:55

score 153 · Answer 13 · 2018-11-20 14:49:06

153

Views

Calculate the operator norm of the difference of two operators

Published on 20 Nov 2018 - 14:49

score 130 · Answer 14 · 2026-03-27 19:52:36

130

Views

A closed convex set in a complex Banach space.

Published on 27 Mar 2026 - 19:52

score 303 · Answer 15 · 2026-03-27 19:52:41

303

Views

convex cone in complex Banach space

Published on 27 Mar 2026 - 19:52

List Question

Proof $\left\lVert g(x) \right\rVert_2 \leq \ln(1+\left\lVert x \right\rVert_2^2) \text{ for all x}\in \mathbb{R}^n $ differentiable

When does $\Vert AB \Vert = \Vert A \Vert \Vert B \Vert$?

Lower bound for $\|x-y\|$

Open unit ball in integral norm is open in supremum norm

Variance of the Euclidean norm under finite moment assumptions

If there are $2$ linearly independent vectors $x,y \in X$ such that $||x+y||=||x||+||y||$, then the unit sphere $S(X)$ contains an interval

Show the Polar Factor is the Closest Unitary Matrix Using the Spectral Norm

On the closure of the convex hull of a sequence in normed spaces

calculating norm with cut off function

Giving a proof to the weak compactness of the unity ball in a reflexive normed space

Is Frobenius norm constant?

Question concerning an application of Cauchy-Schwarz

Calculate the operator norm of the difference of two operators

A closed convex set in a complex Banach space.

convex cone in complex Banach space

Trending Questions

Popular # Hahtags

Popular Questions