Question

Convexity and convergence in norm

score 80 · Answer 1 · 2026-04-09 17:56:13

80

Views

Convexity and convergence in norm

Published on 09 Apr 2026 - 17:56

score 833 · Answer 2 · 2026-04-15 04:55:42

833

Views

Proximal Operator / Mapping of $\frac{1}{2} {\|x\|}^2 + \delta_{\mathbb{R}_+^n}\left(x\right)$: Sum of $L_2$ Norm Squared and Indicator Function

Published on 15 Apr 2026 - 4:55

score 251 · Answer 3 · 2026-04-14 02:33:47

251

Views

Is the set of minimizers of all positive definite quadratic forms convex?

Published on 14 Apr 2026 - 2:33

score 157 · Answer 4 · 2026-04-15 03:03:27

157

Views

How to compute the convex conjugate for $x\mapsto 0$?

Published on 15 Apr 2026 - 3:03

score 205 · Answer 5 · 2026-04-15 15:42:34

205

Views

If $f$ is convex (or concave), does the existence of $\mathop {\lim }\limits_{x \to + \infty } \frac{{f(x)}}{x}$ imply the existence of asymptote?

Published on 15 Apr 2026 - 15:42

score 75 · Answer 6 · 2026-04-16 17:20:36

75

Views

$f|_{(a, b)}$ convex. Is $f$ convex on $[a, b]$?

Published on 16 Apr 2026 - 17:20

score 115 · Answer 7 · 2026-04-15 06:31:14

115

Views

Is $1/\sum_{n=1}^\infty \frac{\mu(n)}{n}\operatorname{Li}\left(x^{1/n}\right)$ a convex function?

Published on 15 Apr 2026 - 6:31

score 1.7k · Answer 8 · 2026-04-14 13:35:43

1.7k

Views

Prove domain of a concave function is convex

Published on 14 Apr 2026 - 13:35

score 568 · Answer 9 · 2026-04-13 11:55:52

568

Views

Finding the convex conjugate of two simple functions

Published on 13 Apr 2026 - 11:55

score 77 · Answer 10 · 2026-04-14 10:04:07

77

Views

Differential of an integration

Published on 14 Apr 2026 - 10:04

score 1.2k · Answer 11 · 2026-04-10 13:21:30

1.2k

Views

A convex function on a convex set will have a maximum on the boundary

Published on 10 Apr 2026 - 13:21

score 2.8k · Answer 12 · 2026-04-16 11:06:31

2.8k

Views

Prove that the set $S = \{ (x,y) \in \Bbb R^2 \mid 0 \leq x \leq 1, y \in \Bbb R \}$ has no extreme points

Published on 16 Apr 2026 - 11:06

score 5.1k · Answer 13 · 2026-04-16 07:47:01

5.1k

Views

What is the convex conjugate of $f=\max_{i=1\dots n}x_i$?

Published on 16 Apr 2026 - 7:47

score 31 · Answer 14 · 2026-04-10 02:24:15

31

Views

What conditions on ${\bf{A}}_1,{\bf{A}}_2$ should be satisfied to make the formula concave over ${X_i}$

Published on 10 Apr 2026 - 2:24

score 290 · Answer 15 · 2026-04-16 09:05:20

290

Views

Prove that if $M$ is a subspace of $\mathbb{R}^n$ such that $M \not= \mathbb{R}^n$ , then the interior of $M$ is empty.

Published on 16 Apr 2026 - 9:05

List Question

Convexity and convergence in norm

Proximal Operator / Mapping of $\frac{1}{2} {\|x\|}^2 + \delta_{\mathbb{R}_+^n}\left(x\right)$: Sum of $L_2$ Norm Squared and Indicator Function

Is the set of minimizers of all positive definite quadratic forms convex?

How to compute the convex conjugate for $x\mapsto 0$?

If $f$ is convex (or concave), does the existence of $\mathop {\lim }\limits_{x \to + \infty } \frac{{f(x)}}{x}$ imply the existence of asymptote?

$f|_{(a, b)}$ convex. Is $f$ convex on $[a, b]$?

Is $1/\sum_{n=1}^\infty \frac{\mu(n)}{n}\operatorname{Li}\left(x^{1/n}\right)$ a convex function?

Prove domain of a concave function is convex

Finding the convex conjugate of two simple functions

Differential of an integration

A convex function on a convex set will have a maximum on the boundary

Prove that the set $S = \{ (x,y) \in \Bbb R^2 \mid 0 \leq x \leq 1, y \in \Bbb R \}$ has no extreme points

What is the convex conjugate of $f=\max_{i=1\dots n}x_i$?

What conditions on ${\bf{A}}_1,{\bf{A}}_2$ should be satisfied to make the formula concave over ${X_i}$

Prove that if $M$ is a subspace of $\mathbb{R}^n$ such that $M \not= \mathbb{R}^n$ , then the interior of $M$ is empty.

Trending Questions

Popular # Hahtags

Popular Questions