Question

Example of a continuous and Gâteaux differentiable function that is not Fréchet differentiable.

score 1.4k · Answer 1 · 2017-05-26 18:57:10

1.4k

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Example of a continuous and Gâteaux differentiable function that is not Fréchet differentiable.

Published on 26 May 2017 - 18:57

score 923 · Answer 2 · 2026-02-24 03:48:42

923

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Legendre transformation of a functional

Published on 24 Feb 2026 - 3:48

score 519 · Answer 3 · 2017-06-06 00:01:41

519

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Second Variation of Arc Length

Published on 06 Jun 2017 - 0:01

score 64 · Answer 4 · 2026-03-26 12:36:35

64

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A question concerning the functional of a functional of the former functional

Published on 26 Mar 2026 - 12:36

score 798 · Answer 5 · 2026-03-25 23:09:29

798

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Meaning of functional differentiability

Published on 25 Mar 2026 - 23:09

score 53 · Answer 6 · 2017-07-10 05:39:36

53

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Formula for an m derivative of a function from $\mathbb{R}^{n}\to\mathbb{R}$

Published on 10 Jul 2017 - 5:39

score 174 · Answer 7 · 2017-07-12 16:39:46

174

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Frechet derivative of a nonlinear operator on Sobolev spaces

Published on 12 Jul 2017 - 16:39

score 103 · Answer 8 · 2017-07-18 02:55:18

103

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Does bounded derivative imply bounded Frechet derivative for real analytic functions?

Published on 18 Jul 2017 - 2:55

score 3.5k · Answer 9 · 2017-07-20 21:24:28

3.5k

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How to calculate this Frechet derivative?

Published on 20 Jul 2017 - 21:24

score 252 · Answer 10 · 2026-02-24 03:47:10

252

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Frechet differentiability of ODE functional

Published on 24 Feb 2026 - 3:47

score 1.6k · Answer 11 · 2017-08-21 02:02:15

1.6k

Views

What is the Fréchet derivative?

Published on 21 Aug 2017 - 2:02

score 33 · Answer 12 · 2017-08-26 15:19:49

33

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Find the derivative of $T$ where $T:\mathbb{R}^{d}\times \mathbb{R}\rightarrow \mathbb{R}$ given by $T(x,y):=(y-\beta^{t}x)^{2}.$

Published on 26 Aug 2017 - 15:19

score 38 · Answer 13 · 2017-08-26 16:28:02

38

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Determine for which values of $(x, y)$ we have $T'(x,y)=0$ where $T(x,y):=\left\langle \theta , (x,y) \right\rangle - (y-\beta^{t}x)^{2}$

Published on 26 Aug 2017 - 16:28

score 245 · Answer 14 · 2017-08-29 00:21:04

245

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How to compute the Gateaux's derivative of a smooth but not analytic function?

Published on 29 Aug 2017 - 0:21

score 135 · Answer 15 · 2017-09-03 04:53:16

135

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Show that if $f$ is totally differentiable at $x_0$ then some partial derivatives of $f$ exists in a neighborhood of $x_0$

Published on 03 Sep 2017 - 4:53

List Question

Example of a continuous and Gâteaux differentiable function that is not Fréchet differentiable.

Legendre transformation of a functional

Second Variation of Arc Length

A question concerning the functional of a functional of the former functional

Meaning of functional differentiability

Formula for an m derivative of a function from $\mathbb{R}^{n}\to\mathbb{R}$

Frechet derivative of a nonlinear operator on Sobolev spaces

Does bounded derivative imply bounded Frechet derivative for real analytic functions?

How to calculate this Frechet derivative?

Frechet differentiability of ODE functional

What is the Fréchet derivative?

Find the derivative of $T$ where $T:\mathbb{R}^{d}\times \mathbb{R}\rightarrow \mathbb{R}$ given by $T(x,y):=(y-\beta^{t}x)^{2}.$

Determine for which values of $(x, y)$ we have $T'(x,y)=0$ where $T(x,y):=\left\langle \theta , (x,y) \right\rangle - (y-\beta^{t}x)^{2}$

How to compute the Gateaux's derivative of a smooth but not analytic function?

Show that if $f$ is totally differentiable at $x_0$ then some partial derivatives of $f$ exists in a neighborhood of $x_0$

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