List questions from maxima-minima

Published on 14 Apr 2026 - 19:24

30

Views

How can I prove the equality of $\sup(A)$ and $sup(A\setminus B)?$

Published on 13 Apr 2026 - 0:53

68

Views

On record values of i.i.d exponentially distributed random variables

Published on 15 Apr 2026 - 19:36

87

Views

Maximum of $y''$ for BVP with $y''''\leq0$.

Published on 12 Apr 2026 - 3:01

588

Views

General method of finding global maxima / minima of function of 2 variables on open sets

Published on 12 Apr 2026 - 18:08

39

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Existence of the max

Published on 16 Apr 2026 - 15:45

28

Views

Maximum of a function with parameter

Published on 09 Apr 2026 - 22:24

37

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How to find the max of this function over this strange interval?

Published on 12 Apr 2026 - 6:34

81

Views

What's the notation for a set of $n$ minimum values of a function?

Published on 14 Apr 2026 - 3:12

35

Views

What do I do if they ask me to find all critical points of the form (x, 0) for this function : $f(x, y) = xe^y + x^3 − y^2 − 4x − xy.$

Published on 16 Apr 2026 - 0:47

287

Views

Prove the function has a minimum

Published on 11 Apr 2026 - 7:12

111

Views

Minimize function $\sqrt{x^2-4x+5}+\sqrt{4+x^2}$

Published on 15 Apr 2026 - 17:40

237

Views

Without calculus, what is the maximum value of the rational function : $f(t)= \frac {30t} {t^2 + 2}$

Published on 15 Apr 2026 - 2:23

48

Views

Minimum of a finite Fourier sum

Published on 11 Apr 2026 - 18:26

35

Views

Max notation for function of two variables, when only one is free to vary

Published on 12 Apr 2026 - 11:04

List Question

Find the minimum value of $|1-1.1y+0.8x|$.

How can I prove the equality of $\sup(A)$ and $sup(A\setminus B)?$

On record values of i.i.d exponentially distributed random variables

Maximum of $y''$ for BVP with $y''''\leq0$.

General method of finding global maxima / minima of function of 2 variables on open sets

Existence of the max

Maximum of a function with parameter

How to find the max of this function over this strange interval?

What's the notation for a set of $n$ minimum values of a function?

What do I do if they ask me to find all critical points of the form (x, 0) for this function : $f(x, y) = xe^y + x^3 − y^2 − 4x − xy.$

Prove the function has a minimum

Minimize function $\sqrt{x^2-4x+5}+\sqrt{4+x^2}$

Without calculus, what is the maximum value of the rational function : $f(t)= \frac {30t} {t^2 + 2}$

Minimum of a finite Fourier sum

Max notation for function of two variables, when only one is free to vary

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