Question

There exists $\vec{w}$ such that $\vec{\beta}_j\cdot \vec{w}>0$ $\iff$ the origin is not in the convex hull of $\vec{\beta}_j$ and $\vec{e}_i$.

score 36 · Answer 1 · 2026-03-23 14:19:59

36

Views

There exists $\vec{w}$ such that $\vec{\beta}_j\cdot \vec{w}>0$ $\iff$ the origin is not in the convex hull of $\vec{\beta}_j$ and $\vec{e}_i$.

Published on 23 Mar 2026 - 14:19

score 2.2k · Answer 2 · 2018-02-15 04:43:57

2.2k

Views

Square root of strictly convex function is not convex

Published on 15 Feb 2018 - 4:43

score 40 · Answer 3 · 2018-02-15 14:56:26

Why if an open set in $\mathbb R^n$ intersects a convex set, then it intersects an relative interior of this set?

score 52 · Answer 4 · 2026-03-25 04:35:12

52

Views

Bounding the solution of convex optimization problem

Published on 25 Mar 2026 - 4:35

score 308 · Answer 5 · 2026-03-26 13:51:01

308

Views

Pointed Norm Cone?

Published on 26 Mar 2026 - 13:51

score 2.4k · Answer 6 · 2026-03-22 18:46:18

2.4k

Views

About the convexity of the composition of two convex functions

Published on 22 Mar 2026 - 18:46

score 211 · Answer 7 · 2018-02-16 23:55:38

211

Views

Uniform convergence on compact sets preserves convexity?

Published on 16 Feb 2018 - 23:55

score 44 · Answer 8 · 2026-03-25 12:39:26

44

Views

Equivalent formulation of convex functions

Published on 25 Mar 2026 - 12:39

score 15 · Answer 9 · 2026-03-25 06:08:19

15

Views

Bounding the integral of a stochastic return process

Published on 25 Mar 2026 - 6:08

score 277 · Answer 10 · 2026-03-20 06:59:08

277

Views

Show that there exists 2 different best approximations

Published on 20 Mar 2026 - 6:59

score 2.4k · Answer 11 · 2026-03-23 15:59:16

2.4k

Views

how to prove the affine composition of the subdifferential?

Published on 23 Mar 2026 - 15:59

score 310 · Answer 12 · 2026-03-23 05:21:17

310

Views

Demonstrate that $(x+y)\ln \left(\frac{x+y}{2}\right) \leq x\ln x +y\ln y$

Published on 23 Mar 2026 - 5:21

score 76 · Answer 13 · 2026-03-25 09:24:51

76

Views

Is it true for concave functions?

Published on 25 Mar 2026 - 9:24

score 203 · Answer 14 · 2026-03-26 06:57:30

203

Views

Closed convex hull, Caratheodory

Published on 26 Mar 2026 - 6:57

score 75 · Answer 15 · 2026-03-25 09:22:26

75

Views

How is it a concave function?

Published on 25 Mar 2026 - 9:22

List Question

There exists $\vec{w}$ such that $\vec{\beta}_j\cdot \vec{w}>0$ $\iff$ the origin is not in the convex hull of $\vec{\beta}_j$ and $\vec{e}_i$.

Square root of strictly convex function is not convex

Why if an open set in $\mathbb R^n$ intersects a convex set, then it intersects an relative interior of this set?

Bounding the solution of convex optimization problem

Pointed Norm Cone?

About the convexity of the composition of two convex functions

Uniform convergence on compact sets preserves convexity?

Equivalent formulation of convex functions

Bounding the integral of a stochastic return process

Show that there exists 2 different best approximations

how to prove the affine composition of the subdifferential?

Demonstrate that $(x+y)\ln \left(\frac{x+y}{2}\right) \leq x\ln x +y\ln y$

Is it true for concave functions?

Closed convex hull, Caratheodory

How is it a concave function?

Trending Questions

Popular # Hahtags

Popular Questions