List questions from distribution-theory

Published on 18 Mar 2026 - 23:53

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How to evaluate products involving the delta function and Cauchy principal value?

Published on 18 Mar 2026 - 23:50

189

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Integration by parts involving a special definition of a Dirac delta-distribution

Published on 01 Apr 2026 - 4:24

389

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Some intuition on a specific problem on Sobolev's embedding theorem with its relation to Fourier transform of restricted functions

Published on 03 Apr 2026 - 15:29

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Identity for rescaled Dirac Delta, $\delta(kx)$

Published on 01 Apr 2026 - 4:23

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The containment between the Schwartz space, its dual, and the Lebesgue space $L^2$

Published on 19 Oct 2015 - 9:52

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Taking the divergence of a field with a singularity when $\vec{r}=0$ produces a Dirac's delta.

Published on 19 Oct 2015 - 15:25

415

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Advantange of having a complete topology on test functions

Published on 30 Mar 2026 - 12:42

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What is the result of Heaviside function times the Dirac delta function?

Published on 01 Apr 2026 - 4:24

122

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Integral with $\delta$ function

Published on 26 Mar 2026 - 6:08

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Is $\sum_n\exp(ian+ibn^2+icn^3)$ known in terms of anything else?

Published on 12 Mar 2026 - 21:33

45

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Operator satisfying $\langle Pu, \phi\rangle=\langle u, ^tP\phi\rangle$?

Published on 24 Oct 2015 - 13:07

349

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Half Solved: A problem on the heat operator not being elliptic with a weakened version of elliptic regularity

Published on 24 Oct 2015 - 16:30

361

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Smoothness of integrals of dirac delta function

Published on 01 Apr 2026 - 4:20

445

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Homogeneous Littlewood-Paley decomposition

Published on 26 Oct 2015 - 8:11

List Question

Derivative of absolute distribuion

How to evaluate products involving the delta function and Cauchy principal value?

Integration by parts involving a special definition of a Dirac delta-distribution

Some intuition on a specific problem on Sobolev's embedding theorem with its relation to Fourier transform of restricted functions

Identity for rescaled Dirac Delta, $\delta(kx)$

The containment between the Schwartz space, its dual, and the Lebesgue space $L^2$

Taking the divergence of a field with a singularity when $\vec{r}=0$ produces a Dirac's delta.

Advantange of having a complete topology on test functions

What is the result of Heaviside function times the Dirac delta function?

Integral with $\delta$ function

Is $\sum_n\exp(ian+ibn^2+icn^3)$ known in terms of anything else?

Operator satisfying $\langle Pu, \phi\rangle=\langle u, ^tP\phi\rangle$?

Half Solved: A problem on the heat operator not being elliptic with a weakened version of elliptic regularity

Smoothness of integrals of dirac delta function

Homogeneous Littlewood-Paley decomposition

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