List questions from smooth-functions

Published on 28 Aug 2022 - 21:13

47

Views

If $f\circ g = h$ and given that $h$ is differentiable and $g$ a local surjective diffeomorphism, then $f$ is differentiable also

Published on 01 Sep 2022 - 21:48

32

Views

Connection between p-times differentiability and approximation by averaging over a ball

Published on 04 Sep 2022 - 22:20

589

Views

Existence of Taylor series and Analyticity

Published on 30 Mar 2026 - 8:32

65

Views

Is a continuous real-valued function with smooth level sets differentiable?

Published on 27 Sep 2022 - 23:43

70

Views

How to find $C_0^{\infty}(\mathbb{R})$ functions such that?

Published on 27 Mar 2026 - 19:32

61

Views

Smoothness and injectivity of flow functions

Published on 13 Oct 2022 - 19:53

152

Views

$W^{k,p}_{0}$ is scale invariant

Published on 27 Mar 2026 - 9:10

379

Views

Why is the Log-Sum-Exp function 1-smooth

Published on 18 Oct 2022 - 15:22

53

Views

Question about coordinate transform in a manifold

Published on 23 Feb 2026 - 13:24

68

Views

Tu "Introduction to manifolds" Proposition 16.8

Published on 29 Oct 2022 - 14:40

103

Views

Roots of function and its approximation

Published on 27 Mar 2026 - 5:36

43

Views

Existence of A Smooth Function Under a Positive Continuous Function

Published on 07 Nov 2022 - 13:42

48

Views

Given $v\in T_pM$ there exists $(U, \varphi)$ such that $\frac{\partial}{\partial x_1}\bigg\rvert_p = v $

Published on 09 Nov 2022 - 20:20

19

Views

Question about the existence of a smooth function

Published on 10 Nov 2022 - 23:51

List Question

A question related to a smooth function

If $f\circ g = h$ and given that $h$ is differentiable and $g$ a local surjective diffeomorphism, then $f$ is differentiable also

Connection between p-times differentiability and approximation by averaging over a ball

Existence of Taylor series and Analyticity

Is a continuous real-valued function with smooth level sets differentiable?

How to find $C_0^{\infty}(\mathbb{R})$ functions such that?

Smoothness and injectivity of flow functions

$W^{k,p}_{0}$ is scale invariant

Why is the Log-Sum-Exp function 1-smooth

Question about coordinate transform in a manifold

Tu "Introduction to manifolds" Proposition 16.8

Roots of function and its approximation

Existence of A Smooth Function Under a Positive Continuous Function

Given $v\in T_pM$ there exists $(U, \varphi)$ such that $\frac{\partial}{\partial x_1}\bigg\rvert_p = v $

Question about the existence of a smooth function

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