Question

Finding $\min_{x,y\ge0} (x+y)$ such that $\sqrt{x}+\sqrt{y}\ge c$ for a given constant $c\ge0$

score 72 · Answer 1 · 2026-04-12 03:01:03

72

Views

Finding $\min_{x,y\ge0} (x+y)$ such that $\sqrt{x}+\sqrt{y}\ge c$ for a given constant $c\ge0$

Published on 12 Apr 2026 - 3:01

score 54 · Answer 2 · 2026-03-26 12:34:59

54

Views

Select columns in a matrix to satisfy a covering condition

Published on 26 Mar 2026 - 12:34

score 2.1k · Answer 3 · 2026-04-10 03:39:43

2.1k

Views

Proof that local minimizer of a convex function is also a global minimizer

Published on 10 Apr 2026 - 3:39

score 48 · Answer 4 · 2026-04-17 04:42:37

48

Views

Find $\sigma_1$ that minimizes $(e^{x^2/\sigma_1^2}e^{x^2/\sigma_2^2}-e^{x^2/\sigma_3^2})^2$

Published on 17 Apr 2026 - 4:42

score 47 · Answer 5 · 2026-04-11 08:58:00

47

Views

Minimum height of 3x3 table with only diagonally populated cells

Published on 11 Apr 2026 - 8:58

score 458 · Answer 6 · 2026-05-06 14:05:58

458

Views

Gradient of the Sinkhorn Distance for Regularized Optimal Transport

Published on 06 May 2026 - 14:05

score 29 · Answer 7 · 2026-04-16 05:51:55

29

Views

What is the meaning of D(x,l) or D(x,f(x)) in here?

Published on 16 Apr 2026 - 5:51

score 186 · Answer 8 · 2026-05-10 21:09:18

186

Views

Finding FONC and Maximising a utility function

Published on 10 May 2026 - 21:09

score 102 · Answer 9 · 2026-05-11 07:15:24

102

Views

Optimization where solutions only need to fall below a threshold?

Published on 11 May 2026 - 7:15

score 573 · Answer 10 · 2026-05-11 00:11:56

573

Views

The largest equilateral triangle circumscribing a given triangle

Published on 11 May 2026 - 0:11

score 534 · Answer 11 · 2026-04-16 02:43:32

534

Views

Interesting patterns in $f(k,n)=k\pi-\sum\limits_{x=1}^n\tan^{-1}\left(\frac1{\sqrt[k]x}\right)$

Published on 16 Apr 2026 - 2:43

score 164 · Answer 12 · 2026-04-14 18:11:38

164

Views

Constrained optimisation: Minimize $(x+\frac{1}{x})^2 +(y+\frac{1}{y})^2$ subject to the constrain $x+y=1$

Published on 14 Apr 2026 - 18:11

score 191 · Answer 13 · 2026-04-12 03:00:42

191

Views

Boyd & Vandenberghe, problem 4.55 — how to show that solution is Pareto optimal?

Published on 12 Apr 2026 - 3:00

score 165 · Answer 14 · 2026-04-11 18:03:13

165

Views

Simplification of a min-max problem

Published on 11 Apr 2026 - 18:03

score 236 · Answer 15 · 2026-05-10 16:30:12

236

Views

Math behind various optimizers in deep learning

Published on 10 May 2026 - 16:30

List Question

Finding $\min_{x,y\ge0} (x+y)$ such that $\sqrt{x}+\sqrt{y}\ge c$ for a given constant $c\ge0$

Select columns in a matrix to satisfy a covering condition

Proof that local minimizer of a convex function is also a global minimizer

Find $\sigma_1$ that minimizes $(e^{x^2/\sigma_1^2}e^{x^2/\sigma_2^2}-e^{x^2/\sigma_3^2})^2$

Minimum height of 3x3 table with only diagonally populated cells

Gradient of the Sinkhorn Distance for Regularized Optimal Transport

What is the meaning of D(x,l) or D(x,f(x)) in here?

Finding FONC and Maximising a utility function

Optimization where solutions only need to fall below a threshold?

The largest equilateral triangle circumscribing a given triangle

Interesting patterns in $f(k,n)=k\pi-\sum\limits_{x=1}^n\tan^{-1}\left(\frac1{\sqrt[k]x}\right)$

Constrained optimisation: Minimize $(x+\frac{1}{x})^2 +(y+\frac{1}{y})^2$ subject to the constrain $x+y=1$

Boyd & Vandenberghe, problem 4.55 — how to show that solution is Pareto optimal?

Simplification of a min-max problem

Math behind various optimizers in deep learning

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