Question

Is a strictly convex function "Lipschitz from below"

score 116 · Answer 1 · 2018-10-22 16:06:55

116

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Is a strictly convex function "Lipschitz from below"

Published on 22 Oct 2018 - 16:06

score 45 · Answer 2 · 2026-03-25 01:35:27

45

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How can I solve this inequality using convexity?

Published on 25 Mar 2026 - 1:35

score 309 · Answer 3 · 2026-03-26 20:25:50

309

Views

Obvious claim about Kurdyka-Łojasiewicz inequality

Published on 26 Mar 2026 - 20:25

score 82 · Answer 4 · 2018-10-23 17:34:35

82

Views

Inequality with logarithm, missing one zero

Published on 23 Oct 2018 - 17:34

score 139 · Answer 5 · 2026-03-28 17:42:04

139

Views

Can we convert a non-nonvex function x'Dy to convex

Published on 28 Mar 2026 - 17:42

score 29 · Answer 6 · 2018-10-24 07:28:35

29

Views

Example of nonnegative concave function in $N$-dimensional Euclidean Space

Published on 24 Oct 2018 - 7:28

score 95 · Answer 7 · 2018-10-24 14:59:21

95

Views

How to prove this criterion of a continuous function to be convex?

Published on 24 Oct 2018 - 14:59

score 353 · Answer 8 · 2018-10-24 15:53:12

353

Views

Show the analogue of linear independence of vectors for convex combination.

Published on 24 Oct 2018 - 15:53

score 80 · Answer 9 · 2026-03-26 14:22:58

80

Views

How to take derivative of Ky Fan $k$ norms of a matrix $A$: $\frac{\partial\|A\|_k}{\partial A}$

Published on 26 Mar 2026 - 14:22

score 253 · Answer 10 · 2018-10-24 20:15:35

253

Views

Swapping concave function and integral across inequality

Published on 24 Oct 2018 - 20:15

score 89 · Answer 11 · 2018-10-25 04:32:56

89

Views

Compute proximal mapping of this function

Published on 25 Oct 2018 - 4:32

score 3.9k · Answer 12 · 2026-03-28 17:40:13

3.9k

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How to prove the inverse image of affine convex function is still a convex?

Published on 28 Mar 2026 - 17:40

score 1.5k · Answer 13 · 2026-03-28 08:34:19

1.5k

Views

Convexity and strong lower semicontinuity imply weak lower semicontinuity

Published on 28 Mar 2026 - 8:34

score 1k · Answer 14 · 2018-10-25 18:23:39

1k

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Show that sum of two convex cone is equal to convex hull of union of two cones?

Published on 25 Oct 2018 - 18:23

score 156 · Answer 15 · 2018-10-26 11:26:07

if there exists a discontinuous function f(x) which satisfies $f(\frac{x+y}{2})\leqslant\frac{1}{2}f(x)+\frac{1}{2}f(y)$ but is not convex?

List Question

Is a strictly convex function "Lipschitz from below"

How can I solve this inequality using convexity?

Obvious claim about Kurdyka-Łojasiewicz inequality

Inequality with logarithm, missing one zero

Can we convert a non-nonvex function x'Dy to convex

Example of nonnegative concave function in $N$-dimensional Euclidean Space

How to prove this criterion of a continuous function to be convex?

Show the analogue of linear independence of vectors for convex combination.

How to take derivative of Ky Fan $k$ norms of a matrix $A$: $\frac{\partial\|A\|_k}{\partial A}$

Swapping concave function and integral across inequality

Compute proximal mapping of this function

How to prove the inverse image of affine convex function is still a convex?

Convexity and strong lower semicontinuity imply weak lower semicontinuity

Show that sum of two convex cone is equal to convex hull of union of two cones?

if there exists a discontinuous function f(x) which satisfies $f(\frac{x+y}{2})\leqslant\frac{1}{2}f(x)+\frac{1}{2}f(y)$ but is not convex?

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