List questions from supremum-and-infimum

Published on 11 Apr 2026 - 4:37

34

Views

find $\sup$ and $\inf$ of $\frac{x^2y}{x^4+x^2+y^2}$ on $\{(x,y):0< x \leq y\}$

Published on 03 Nov 2022 - 23:13

81

Views

Upper bound but does not have a supremum

Published on 10 Apr 2026 - 13:57

57

Views

For each $x \in (0,1)$ Find $f(x) := \sup\{ h(x,y) = 2x+y : y \in (0,1) \}$

Published on 09 Apr 2026 - 12:39

34

Views

$(L_{c}(E,F),\left \| . \right \|_{E\rightarrow F})$ Banach $\Leftrightarrow (F,\left \| . \right \|_{F})$ Banach

Published on 04 Nov 2022 - 21:19

161

Views

Writing a formal proof about infimum and supremum

Published on 11 Apr 2026 - 5:12

125

Views

Infimum and supremum for a set

Published on 08 Nov 2022 - 9:11

46

Views

Can the supremum be equivalent to a function?

Published on 10 Apr 2026 - 5:36

31

Views

Real Analysis - Union of Sets / Intervals

Published on 11 Apr 2026 - 12:47

190

Views

Is the supremum a function of a function just the maximum

Published on 11 Apr 2026 - 12:55

70

Views

The Fourier Transform of the Derivative

Published on 12 Nov 2022 - 23:04

27

Views

supremum and infimum understanding

Published on 11 Apr 2026 - 6:40

36

Views

Does $\lim_{n \to \infty}\inf_{x\in X} f_n (x) = \inf_{x\in X} f (x)$ hold where $f_n$ is bounded Lipschitz continuous such that $f_n \uparrow f$?

Published on 03 Apr 2026 - 2:16

37

Views

How can $\varphi^c$ be written as $\varphi^c = \lim _{\ell \rightarrow \infty} \psi_{\ell}$?

Published on 03 Apr 2026 - 2:13

63

Views

How to prove that a certain number is the supremum of a sequence?

Published on 20 Nov 2022 - 4:24

List Question

Calculate the $\sup$

find $\sup$ and $\inf$ of $\frac{x^2y}{x^4+x^2+y^2}$ on $\{(x,y):0< x \leq y\}$

Upper bound but does not have a supremum

For each $x \in (0,1)$ Find $f(x) := \sup\{ h(x,y) = 2x+y : y \in (0,1) \}$

$(L_{c}(E,F),\left \| . \right \|_{E\rightarrow F})$ Banach $\Leftrightarrow (F,\left \| . \right \|_{F})$ Banach

Writing a formal proof about infimum and supremum

Infimum and supremum for a set

Can the supremum be equivalent to a function?

Real Analysis - Union of Sets / Intervals

Is the supremum a function of a function just the maximum

The Fourier Transform of the Derivative

supremum and infimum understanding

Does $\lim_{n \to \infty}\inf_{x\in X} f_n (x) = \inf_{x\in X} f (x)$ hold where $f_n$ is bounded Lipschitz continuous such that $f_n \uparrow f$?

How can $\varphi^c$ be written as $\varphi^c = \lim _{\ell \rightarrow \infty} \psi_{\ell}$?

How to prove that a certain number is the supremum of a sequence?

Trending Questions

Popular # Hahtags

Popular Questions