List questions from extreme-value-analysis

Published on 04 Nov 2021 - 2:35

118

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Find maximum of $\sin{x}+\sin{y}-\sin{(x+y)}+\sqrt{3}\left(\cos{x}+\cos{y}+\cos{(x+y)}\right)$

Published on 12 Nov 2021 - 16:53

54

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Global extreme points of function wrt. two variables

Published on 04 Dec 2021 - 13:31

171

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Showing that the distribution of record times $(\tau_k)_{k\geq 1}$ doesn't depend on the distribution, $F$, of the records $X_i$

Published on 15 Dec 2021 - 12:41

77

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Let $f\colon \mathbb{R} \rightarrow \mathbb{R}$ such that $f''(x)\geq a$ for all $x \in \mathbb{R}$. Show that $f$ has an absolute minimum.

Published on 18 Dec 2021 - 0:57

217

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Distribution of the argmax of a Gaussian of diagonal variance

Published on 25 Feb 2026 - 2:57

107

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Does $\mathbb E X = \infty$ imply that $\mathbb P \circ X^{-1}$ belongs to Fréchet domain of attraction?

Published on 10 Feb 2022 - 12:58

54

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Points of $f(x)=x^3$ except the origin

Published on 30 Mar 2022 - 12:04

78

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Relative Extrema using Lagrange Multipliers - is it correct?

Published on 01 May 2022 - 19:41

355

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Find extreme values of ellipse

Published on 24 May 2022 - 10:17

82

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Extreme values of function with two variables $z=\frac{ax+by+c}{\sqrt{x^2+y^2+1}}$

Published on 02 Sep 2022 - 18:21

154

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Why is a+b-c least here?

Published on 18 Oct 2022 - 8:34

74

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Determine the extreme values of the function $f$ with $f(x,y)=x^2y(4-x-y)$

Published on 06 Dec 2022 - 15:58

84

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Why the limiting distribution $M_n^*$ will be non-degenerate distribution?

Published on 12 Dec 2022 - 1:31

List Question

$Var(\min\{X,Y\}) \leq Var(X)$?

Find maximum of $\sin{x}+\sin{y}-\sin{(x+y)}+\sqrt{3}\left(\cos{x}+\cos{y}+\cos{(x+y)}\right)$

Global extreme points of function wrt. two variables

Showing that the distribution of record times $(\tau_k)_{k\geq 1}$ doesn't depend on the distribution, $F$, of the records $X_i$

Let $f\colon \mathbb{R} \rightarrow \mathbb{R}$ such that $f''(x)\geq a$ for all $x \in \mathbb{R}$. Show that $f$ has an absolute minimum.

Distribution of the argmax of a Gaussian of diagonal variance

Does $\mathbb E X = \infty$ imply that $\mathbb P \circ X^{-1}$ belongs to Fréchet domain of attraction?

Points of $f(x)=x^3$ except the origin

Relative Extrema using Lagrange Multipliers - is it correct?

Find extreme values of ellipse

Extreme values of function with two variables $z=\frac{ax+by+c}{\sqrt{x^2+y^2+1}}$

Why is a+b-c least here?

Determine the extreme values of the function $f$ with $f(x,y)=x^2y(4-x-y)$

Why the limiting distribution $M_n^*$ will be non-degenerate distribution?

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