List questions from maxima-minima

Published on 25 Mar 2026 - 11:32

51

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If $f, g : [a,b] \to\mathbb{R}$ are integrable then the following functions are also integrable...

Published on 15 Apr 2026 - 22:23

264

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Interchange minimum and maximum for discrete sets

Published on 14 Apr 2026 - 5:21

561

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Show that there is no global minimum

Published on 10 Apr 2026 - 19:29

120

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prove that between any two consecutive roots of $\phi(x)=0$, there lies a root of $\phi'(x)+\lambda \phi(x)=0$

Published on 17 Apr 2026 - 6:15

131

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Find the minimum of $S = ax+by+cz$ for $x,y,z > 0$ given that $x+y+z = xyz$

Published on 14 Apr 2026 - 20:10

51

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$\min \{t\in[0,T]\,|\,f(t)=0\} $ for some function

Published on 14 Apr 2026 - 17:52

36

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counterexample for prove that between any two consecutive roots of $\phi(x)=0$, there lies a root of $\phi'(x)+\lambda \phi(x)=0$

Published on 16 Apr 2026 - 11:19

479

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Find the minimum and the maximum of two variable function

Published on 12 Apr 2026 - 7:05

113

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The expected value of a Max function

Published on 11 Apr 2026 - 6:44

121

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Local maxima, Local minima and saddle points

Published on 13 Apr 2026 - 0:04

61

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Constrained vs Unconstrained optimization

Published on 13 Apr 2026 - 23:37

51

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Finding extremum of quadratic function divided by $x$

Published on 14 Apr 2026 - 9:34

177

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How to find local maxima of $\frac{x^2+2x-3}{x^2+1}$ quickly?

Published on 13 Apr 2026 - 12:43

102

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For how many values of $x$ does $f(x)=\cos x+\cos(\sqrt{2}x)$ attain its absolute minimum.

Published on 16 Apr 2026 - 3:48

List Question

Show that the maximumof $f$ isglobal

If $f, g : [a,b] \to\mathbb{R}$ are integrable then the following functions are also integrable...

Interchange minimum and maximum for discrete sets

Show that there is no global minimum

prove that between any two consecutive roots of $\phi(x)=0$, there lies a root of $\phi'(x)+\lambda \phi(x)=0$

Find the minimum of $S = ax+by+cz$ for $x,y,z > 0$ given that $x+y+z = xyz$

$\min \{t\in[0,T]\,|\,f(t)=0\} $ for some function

counterexample for prove that between any two consecutive roots of $\phi(x)=0$, there lies a root of $\phi'(x)+\lambda \phi(x)=0$

Find the minimum and the maximum of two variable function

The expected value of a Max function

Local maxima, Local minima and saddle points

Constrained vs Unconstrained optimization

Finding extremum of quadratic function divided by $x$

How to find local maxima of $\frac{x^2+2x-3}{x^2+1}$ quickly?

For how many values of $x$ does $f(x)=\cos x+\cos(\sqrt{2}x)$ attain its absolute minimum.

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