List questions from nonlinear-optimization

Published on 27 Mar 2026 - 16:53

401

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Method to solve nonlinear system of inequalities

Published on 26 Mar 2026 - 2:50

90

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Find the supremum of the set $ \lbrace abcd - \frac{a^2}{2}-\frac{b^{4}}{4}-\frac{c^8}{8}-\frac{d^{16}}{16} \rbrace $

Published on 24 Mar 2026 - 23:02

1.5k

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Smallest ellipse by area to enclose 2D points

Published on 25 Mar 2026 - 17:19

180

Views

Finding minimum distance between $S=\{x\in\mathbb{R}^n | Ax = b\}$ and $U=\{x\in\mathbb{R}^n|Cx=d\}$

Published on 25 Mar 2026 - 0:52

32

Views

Solve $\min ||\nabla f(x) -p||$ subject to $Ap=0$

Published on 26 Mar 2026 - 6:09

54

Views

Optimizing a normalized estimator for a linear channel

Published on 26 Mar 2026 - 1:55

3.7k

Views

how to find subdifferential of a function $x^2+ |x-1|+|x-2|$

Published on 25 Mar 2026 - 18:02

54

Views

Convexity/Concavity of logdet function? how to prove it if it is convex/concave

Published on 28 Mar 2026 - 17:40

157

Views

PCA formulation: Find the best rank-$k$ subspace of $d$-dimensional space

Published on 26 Mar 2026 - 15:54

78

Views

Mathematical Modeling Approach-The Recruitment Of New Air Hostesses (2)

Published on 26 Mar 2026 - 7:01

1.2k

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Determine whether the following sets are convex or not, and explain your reasoning

Published on 28 Mar 2026 - 19:35

64

Views

Find $\min u^2 + v^2, \mbox{s.t. }, u+2v\ge x, u\ge 0,v\ge 0$

Published on 26 Mar 2026 - 14:36

74

Views

Can $f(x) = \sqrt{x_1 x_2} + \sqrt{x_3 x_4}$ be solved by Kuhn–Tucker conditions?

Published on 26 Mar 2026 - 7:32

124

Views

minimize norm $||C-A^TB ||^2$ by taking derivative with respect to vector

Published on 25 Mar 2026 - 18:21

List Question

Does this function have a specific name?

Method to solve nonlinear system of inequalities

Find the supremum of the set $ \lbrace abcd - \frac{a^2}{2}-\frac{b^{4}}{4}-\frac{c^8}{8}-\frac{d^{16}}{16} \rbrace $

Smallest ellipse by area to enclose 2D points

Finding minimum distance between $S=\{x\in\mathbb{R}^n | Ax = b\}$ and $U=\{x\in\mathbb{R}^n|Cx=d\}$

Solve $\min ||\nabla f(x) -p||$ subject to $Ap=0$

Optimizing a normalized estimator for a linear channel

how to find subdifferential of a function $x^2+ |x-1|+|x-2|$

Convexity/Concavity of logdet function? how to prove it if it is convex/concave

PCA formulation: Find the best rank-$k$ subspace of $d$-dimensional space

Mathematical Modeling Approach-The Recruitment Of New Air Hostesses (2)

Determine whether the following sets are convex or not, and explain your reasoning

Find $\min u^2 + v^2, \mbox{s.t. }, u+2v\ge x, u\ge 0,v\ge 0$

Can $f(x) = \sqrt{x_1 x_2} + \sqrt{x_3 x_4}$ be solved by Kuhn–Tucker conditions?

minimize norm $||C-A^TB ||^2$ by taking derivative with respect to vector

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