List questions from maxima-minima

Published on 12 Dec 2017 - 13:21

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Prove that there is a least upper bound in the set E

Published on 03 Apr 2026 - 20:50

115

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Find the points whose sum of the square of the distances to the following points is the minimum.

Published on 07 Apr 2026 - 22:58

332

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Finding extreme points of a function

Published on 14 Dec 2017 - 11:00

36

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1st and 2nd derivative test of max-min

Published on 14 Dec 2017 - 18:45

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Find the absolute extrema of the function $f(x,y)=x^2 + xy + y^2$ on the closed disk $x^2 + y^2 \leq 1$

Published on 15 Dec 2017 - 5:19

971

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Find absolute extrema of $f(x,y) = 2\sin(x) + 5 \cos(y)$ in the rectangle with vertices $(0,0), \; (3,0), \; (3,-3), \; (0,-3)$

Published on 15 Dec 2017 - 7:21

63

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Derivative of $f(x) = |x|^2 - 2\langle a, x \rangle$

Published on 15 Dec 2017 - 14:29

63

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Finding the maximum and minimum points of $f(x,y)=\frac{2\sin(y)}{1+(x-\pi)^2}$

Published on 16 Dec 2017 - 22:21

50

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Cost minimization of usage per time span

Published on 18 Dec 2017 - 12:34

129

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Alternative method to find maximum point

Published on 30 Mar 2026 - 13:34

70

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A not so simple minimization?

Published on 20 Dec 2017 - 23:22

55

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Solve by using Lagrange Multiplier Method

Published on 08 Apr 2026 - 0:39

60

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An inequality for $e^{2 r \cos(\theta)} - 2 e^{ r \cos(\theta) } \cos\left( r \sin( \theta ) \right) + 1$

Published on 21 Dec 2017 - 1:53

354

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Maximize function on orthogonal matrices

Published on 29 Mar 2026 - 17:23

List Question

Minimum distance of point to origin

Prove that there is a least upper bound in the set E

Find the points whose sum of the square of the distances to the following points is the minimum.

Finding extreme points of a function

1st and 2nd derivative test of max-min

Find the absolute extrema of the function $f(x,y)=x^2 + xy + y^2$ on the closed disk $x^2 + y^2 \leq 1$

Find absolute extrema of $f(x,y) = 2\sin(x) + 5 \cos(y)$ in the rectangle with vertices $(0,0), \; (3,0), \; (3,-3), \; (0,-3)$

Derivative of $f(x) = |x|^2 - 2\langle a, x \rangle$

Finding the maximum and minimum points of $f(x,y)=\frac{2\sin(y)}{1+(x-\pi)^2}$

Cost minimization of usage per time span

Alternative method to find maximum point

A not so simple minimization?

Solve by using Lagrange Multiplier Method

An inequality for $e^{2 r \cos(\theta)} - 2 e^{ r \cos(\theta) } \cos\left( r \sin( \theta ) \right) + 1$

Maximize function on orthogonal matrices

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