Question

conv(A) equals to the intersection of all convex sets containing A

score 1.4k · Answer 1 · 2017-03-21 14:24:43

1.4k

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conv(A) equals to the intersection of all convex sets containing A

Published on 21 Mar 2017 - 14:24

score 329 · Answer 2 · 2017-03-21 21:50:35

329

Views

On convex hulls of polyhedra and transitivity

Published on 21 Mar 2017 - 21:50

score 823 · Answer 3 · 2017-03-27 18:58:50

823

Views

Convex hull: $n+1$ points suffice in dimension $n$?

Published on 27 Mar 2017 - 18:58

score 1.6k · Answer 4 · 2017-04-06 15:47:31

1.6k

Views

The convex envelope of a lower semicontinuous function on a compact convex set is lower semicontinuous

Published on 06 Apr 2017 - 15:47

score 64 · Answer 5 · 2023-02-06 09:05:28

64

Views

The concept of Alpha parameters (in the context of alpha shapes)

Published on 06 Feb 2023 - 9:05

score 44 · Answer 6 · 2023-02-10 06:34:39

44

Views

Reversal of inequality sign in Jensen's inequality

Published on 10 Feb 2023 - 6:34

score 59 · Answer 7 · 2026-03-22 18:03:22

59

Views

Join vs. Convex Hull

Published on 22 Mar 2026 - 18:03

score 171 · Answer 8 · 2023-02-11 20:24:23

171

Views

Maximum distance between a point in the convex hull of $A$ and its closest neighbour in $A$

Published on 11 Feb 2023 - 20:24

score 199 · Answer 9 · 2023-02-16 17:32:22

199

Views

How to determine the 3d shape formed by intersecting planes

Published on 16 Feb 2023 - 17:32

score 101 · Answer 10 · 2023-02-22 20:38:27

101

Views

Variant of Erdos-Szekeres theorem

Published on 22 Feb 2023 - 20:38

score 44 · Answer 11 · 2023-02-28 01:19:10

44

Views

Generate cycle graph from vertices

Published on 28 Feb 2023 - 1:19

score 198 · Answer 12 · 2023-03-07 06:10:47

198

Views

Prove the affine hull of polyhedron is $\{x\in\mathbb{R}^n|\langle a_i,x\rangle\leq b_i,\forall i\in I\}$

Published on 07 Mar 2023 - 6:10

score 82 · Answer 13 · 2023-03-13 21:48:20

82

Views

Convexification of $\frac{a}{12}\,(x^4-2\,x^2)+b\,x$

Published on 13 Mar 2023 - 21:48

score 114 · Answer 14 · 2026-02-23 08:32:41

114

Views

Linear and convex independence of "probability vectors"

Published on 23 Feb 2026 - 8:32

score 60 · Answer 15 · 2023-03-26 18:36:25

60

Views

Suppose $P_1$ and $P_2$ are two $n$-dimensional convex polytopes. Does $\partial P_1 \subseteq\partial P_2$ imply that $P_1 = P_2$?

Published on 26 Mar 2023 - 18:36

List Question

conv(A) equals to the intersection of all convex sets containing A

On convex hulls of polyhedra and transitivity

Convex hull: $n+1$ points suffice in dimension $n$?

The convex envelope of a lower semicontinuous function on a compact convex set is lower semicontinuous

The concept of Alpha parameters (in the context of alpha shapes)

Reversal of inequality sign in Jensen's inequality

Join vs. Convex Hull

Maximum distance between a point in the convex hull of $A$ and its closest neighbour in $A$

How to determine the 3d shape formed by intersecting planes

Variant of Erdos-Szekeres theorem

Generate cycle graph from vertices

Prove the affine hull of polyhedron is $\{x\in\mathbb{R}^n|\langle a_i,x\rangle\leq b_i,\forall i\in I\}$

Convexification of $\frac{a}{12}\,(x^4-2\,x^2)+b\,x$

Linear and convex independence of "probability vectors"

Suppose $P_1$ and $P_2$ are two $n$-dimensional convex polytopes. Does $\partial P_1 \subseteq\partial P_2$ imply that $P_1 = P_2$?

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