List questions from distribution-theory

Published on 01 Apr 2026 - 1:20

871

Views

Is $\delta$ in $L^\infty$?

Published on 29 Mar 2026 - 22:26

299

Views

Is $\frac{1}{H(x) \pm i0}$ a distribution if $|\nabla H| \neq 0$ for $H(x)=0$?

Published on 26 Mar 2026 - 12:08

46

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Estimating series by integrals of densities of functions. When can it be done?

Published on 23 Mar 2017 - 13:25

229

Views

Derivative of Dirac Delta with nested function

Published on 24 Mar 2017 - 6:52

41

Views

Deriving integral formula for Fourier transform of $L^1$ functions

Published on 24 Mar 2017 - 12:18

273

Views

$\phi \mapsto \lim_{\epsilon \to 0} \int_{\mathbb{R}^n} \frac{\phi (x)}{\left \Vert x \right \Vert-1 + i\epsilon}$ is a distribution

Published on 26 Mar 2026 - 12:07

194

Views

A general way to solve $p(x)\cdot T(x)=1$ distributional equation?

Published on 24 Mar 2017 - 17:06

369

Views

For $C>0$, computing Fourier transform of indicator function $\chi_{[0,C]}$

Published on 29 Mar 2026 - 5:12

281

Views

Principal value not appearing in Fourier transform of the Heaviside function

Published on 29 Mar 2026 - 2:12

157

Views

Distributional product by $x$

Published on 26 Mar 2017 - 18:15

953

Views

Distributional Fourier Transform of sgn function from definition

Published on 27 Mar 2017 - 2:44

197

Views

Statement of 'de Rham's theorem on closed current'

Published on 28 Mar 2017 - 1:00

914

Views

Does the distributional derivative of the Dirac Comb have the same properties as a single Dirac Delta?

Published on 29 Mar 2026 - 22:33

123

Views

Fourier Transform of $\sin(\ln(t))u(t) $

Published on 29 Mar 2017 - 2:20

List Question

Variational formulation-exercise

Is $\delta$ in $L^\infty$?

Is $\frac{1}{H(x) \pm i0}$ a distribution if $|\nabla H| \neq 0$ for $H(x)=0$?

Estimating series by integrals of densities of functions. When can it be done?

Derivative of Dirac Delta with nested function

Deriving integral formula for Fourier transform of $L^1$ functions

$\phi \mapsto \lim_{\epsilon \to 0} \int_{\mathbb{R}^n} \frac{\phi (x)}{\left \Vert x \right \Vert-1 + i\epsilon}$ is a distribution

A general way to solve $p(x)\cdot T(x)=1$ distributional equation?

For $C>0$, computing Fourier transform of indicator function $\chi_{[0,C]}$

Principal value not appearing in Fourier transform of the Heaviside function

Distributional product by $x$

Distributional Fourier Transform of sgn function from definition

Statement of 'de Rham's theorem on closed current'

Does the distributional derivative of the Dirac Comb have the same properties as a single Dirac Delta?

Fourier Transform of $\sin(\ln(t))u(t) $

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