List questions from maxima-minima

Published on 19 Mar 2019 - 18:44

94

Views

Continuity proof for compact domain

Published on 20 Mar 2019 - 7:11

59

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Continuity proof "If $f(x,y,z,w)$ is continuous and domains of $x,y,z,w$ are all convex set, then $\max_{w} f(x,y,z,w)$ is continuous."

Published on 20 Mar 2019 - 9:52

108

Views

Continuity Proof "If $f(x,w)$ is continuous and its domain is a cartesian product, $\max_{w}f(x,w)$ is continuous."

Published on 20 Mar 2019 - 14:30

126

Views

Finding a constraint on one variable of a multivariable function to constrain the entire function

Published on 25 Mar 2026 - 10:58

104

Views

Least value of $\left|2017 z+\frac{1}{2018z}\right|$ for complex $z$ with $|z|\geq 2019$

Published on 21 Mar 2019 - 17:40

101

Views

Find all local maximum and minimum points of the function $f$.

Published on 22 Mar 2019 - 0:20

142

Views

Find max and min of $11\cos^2\theta+3\sin\theta+6\sin\theta\cos\theta+5$

Published on 25 Mar 2019 - 14:59

47

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finding the extreme values of $f$.

Published on 25 Mar 2019 - 20:30

33

Views

Should the critical points belong to the domain of $f$?

Published on 26 Mar 2019 - 5:19

855

Views

Minimum value of PA+PB+AB

Published on 26 Mar 2019 - 5:23

39

Views

A difficulty in understanding the solution of a problem.2

Published on 26 Mar 2019 - 6:17

178

Views

minimum of $a^2+4b^2+c^2$ given $2a+b+3c=20$

Published on 29 Mar 2026 - 2:17

87

Views

Minimization of piecewise real multivariate function

Published on 28 Mar 2019 - 12:00

190

Views

Find minimum perimeter of the triangle circumscribing semicircle

Published on 29 Mar 2019 - 7:06

List Question

MINLP problem with linear constraints and piecewise term

Continuity proof for compact domain

Continuity proof "If $f(x,y,z,w)$ is continuous and domains of $x,y,z,w$ are all convex set, then $\max_{w} f(x,y,z,w)$ is continuous."

Continuity Proof "If $f(x,w)$ is continuous and its domain is a cartesian product, $\max_{w}f(x,w)$ is continuous."

Finding a constraint on one variable of a multivariable function to constrain the entire function

Least value of $\left|2017 z+\frac{1}{2018z}\right|$ for complex $z$ with $|z|\geq 2019$

Find all local maximum and minimum points of the function $f$.

Find max and min of $11\cos^2\theta+3\sin\theta+6\sin\theta\cos\theta+5$

finding the extreme values of $f$.

Should the critical points belong to the domain of $f$?

Minimum value of PA+PB+AB

A difficulty in understanding the solution of a problem.2

minimum of $a^2+4b^2+c^2$ given $2a+b+3c=20$

Minimization of piecewise real multivariate function

Find minimum perimeter of the triangle circumscribing semicircle

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