Question

How to determine how many local minima / maxima a polynomial function has?

score 5.7k · Answer 1 · 2026-05-10 20:50:58

5.7k

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How to determine how many local minima / maxima a polynomial function has?

Published on 10 May 2026 - 20:50

score 38 · Answer 2 · 2026-04-14 07:00:57

38

Views

Maximal value for a function with a bounded n'th derivative

Published on 14 Apr 2026 - 7:00

score 45 · Answer 3 · 2026-04-16 13:46:52

Necessary conditions for a function to be convex: $\textbf{dom}f$ AND $\textbf{epi}f$ must be convex sets? Do they imply each other?

score 164 · Answer 4 · 2026-04-17 03:58:48

164

Views

Find $y$ in $\sqrt{4+(y-6)^2}+\sqrt{16+(y-3)^2}=3\cdot\sqrt{5}$

Published on 17 Apr 2026 - 3:58

score 61 · Answer 5 · 2026-04-12 22:08:16

61

Views

Optima of a multivariable function having set some of the variable fixed

Published on 12 Apr 2026 - 22:08

score 69 · Answer 6 · 2026-04-14 10:12:22

69

Views

Continuity and Sobolev Spaces in an example on the direct method

Published on 14 Apr 2026 - 10:12

score 42 · Answer 7 · 2026-04-10 19:24:35

42

Views

Can we solve/optimize a nonlinear multi-dimensional equation involving log?

Published on 10 Apr 2026 - 19:24

score 117 · Answer 8 · 2026-04-17 08:41:49

117

Views

Inequality $|2xy| \leq x^2+y^2$ when determining if function $f(x,y) = xy$ under the constraint $x^4+4xy+y^4=16$

Published on 17 Apr 2026 - 8:41

score 85 · Answer 9 · 2026-04-12 13:35:35

85

Views

Forming Hessian Approximations from Exchangeable Data

Published on 12 Apr 2026 - 13:35

score 829 · Answer 10 · 2026-04-16 20:38:49

829

Views

maximum and minimum value of the function $ f(x,y) = x^{2} + y^{2} + xy + 3(x+y) $ at $ A = \left \{ (x,y): x^{2}+y^{2} \leq 1, x+y\geq 0 \right \} $

Published on 16 Apr 2026 - 20:38

score 47 · Answer 11 · 2026-05-05 06:47:07

47

Views

how to minimize the barrier function?

Published on 05 May 2026 - 6:47

score 48 · Answer 12 · 2026-04-14 03:27:40

48

Views

Difference between functions and Markov chains for estimation

Published on 14 Apr 2026 - 3:27

score 90 · Answer 13 · 2026-04-15 03:28:55

90

Views

Lagrange multipliers constraining functions to be anti-symmetric

Published on 15 Apr 2026 - 3:28

score 192 · Answer 14 · 2026-04-13 17:43:34

192

Views

Why are the variables in the dual linear program the shadow price?

Published on 13 Apr 2026 - 17:43

score 157 · Answer 15 · 2026-04-14 11:22:03

157

Views

Where am I wrong in this reasoning?

Published on 14 Apr 2026 - 11:22

List Question

How to determine how many local minima / maxima a polynomial function has?

Maximal value for a function with a bounded n'th derivative

Necessary conditions for a function to be convex: $\textbf{dom}f$ AND $\textbf{epi}f$ must be convex sets? Do they imply each other?

Find $y$ in $\sqrt{4+(y-6)^2}+\sqrt{16+(y-3)^2}=3\cdot\sqrt{5}$

Optima of a multivariable function having set some of the variable fixed

Continuity and Sobolev Spaces in an example on the direct method

Can we solve/optimize a nonlinear multi-dimensional equation involving log?

Inequality $|2xy| \leq x^2+y^2$ when determining if function $f(x,y) = xy$ under the constraint $x^4+4xy+y^4=16$

Forming Hessian Approximations from Exchangeable Data

maximum and minimum value of the function $ f(x,y) = x^{2} + y^{2} + xy + 3(x+y) $ at $ A = \left \{ (x,y): x^{2}+y^{2} \leq 1, x+y\geq 0 \right \} $

how to minimize the barrier function?

Difference between functions and Markov chains for estimation

Lagrange multipliers constraining functions to be anti-symmetric

Why are the variables in the dual linear program the shadow price?

Where am I wrong in this reasoning?

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