Question

Convolution of two compact support functions

score 160 · Answer 1 · 2026-03-22 10:39:13

160

Views

Convolution of two compact support functions

Published on 22 Mar 2026 - 10:39

score 166 · Answer 2 · 2026-03-23 00:09:57

166

Views

Is it possible to "re-normalize" a Dirac delta function?

Published on 23 Mar 2026 - 0:09

score 50 · Answer 3 · 2018-02-10 14:15:47

50

Views

An exercise on the derivation of distributions: $\frac{d^m}{dx^m} \Big( H(x) \frac {x^{m-1}}{(m-1)!}\Big)$

Published on 10 Feb 2018 - 14:15

score 336 · Answer 4 · 2026-03-22 10:53:38

336

Views

Taylor expansion of smooth function with compact support

Published on 22 Mar 2026 - 10:53

score 158 · Answer 5 · 2018-02-14 16:02:56

158

Views

limit and derivative of $F_n: <F_n|\phi> = \int_0^\infty dx \sin^2(nx) \phi(x)$

Published on 14 Feb 2018 - 16:02

score 88 · Answer 6 · 2018-02-14 17:02:07

88

Views

Is there a difference between the fourier transform on a distribution and on a function?

Published on 14 Feb 2018 - 17:02

score 126 · Answer 7 · 2026-03-22 17:40:57

126

Views

convergence is space of test functions and distributions

Published on 22 Mar 2026 - 17:40

score 213 · Answer 8 · 2026-03-22 16:53:04

213

Views

Equivalence of Fourier Transform Regularizations

Published on 22 Mar 2026 - 16:53

score 73 · Answer 9 · 2026-03-17 11:26:38

73

Views

Prove that if $f \in \mathcal L^1(\mathbb R)$ then $fx^n \in \mathcal S'(\mathbb{R})$

Published on 17 Mar 2026 - 11:26

score 335 · Answer 10 · 2026-03-16 23:54:16

335

Views

An identity on $\delta(x+y)$?

Published on 16 Mar 2026 - 23:54

score 33 · Answer 11 · 2018-02-20 15:03:46

Show that functions $\varphi \otimes \psi$ with disjoint supports are dense in $C_0^\infty(\Omega \times \Omega \setminus \text{diag} (\Omega))$

score 90 · Answer 12 · 2018-02-20 21:25:00

90

Views

Fourier transform, series, distribution: $F\phi=\sum_{n \in \mathbb{Z}} \phi(n), ~~~~~ \phi \in \mathcal S(\mathbb{R})$

Published on 20 Feb 2018 - 21:25

score 211 · Answer 13 · 2026-03-17 04:06:54

211

Views

Schwartz kernel theorem and order of distribution

Published on 17 Mar 2026 - 4:06

score 256 · Answer 14 · 2018-02-21 12:17:44

256

Views

Integration of the product of a function and the Heaviside function

Published on 21 Feb 2018 - 12:17

score 67 · Answer 15 · 2018-02-23 10:00:56

67

Views

Neumann DBAR problem with tempered distributions

Published on 23 Feb 2018 - 10:00

List Question

Convolution of two compact support functions

Is it possible to "re-normalize" a Dirac delta function?

An exercise on the derivation of distributions: $\frac{d^m}{dx^m} \Big( H(x) \frac {x^{m-1}}{(m-1)!}\Big)$

Taylor expansion of smooth function with compact support

limit and derivative of $F_n: <F_n|\phi> = \int_0^\infty dx \sin^2(nx) \phi(x)$

Is there a difference between the fourier transform on a distribution and on a function?

convergence is space of test functions and distributions

Equivalence of Fourier Transform Regularizations

Prove that if $f \in \mathcal L^1(\mathbb R)$ then $fx^n \in \mathcal S'(\mathbb{R})$

An identity on $\delta(x+y)$?

Show that functions $\varphi \otimes \psi$ with disjoint supports are dense in $C_0^\infty(\Omega \times \Omega \setminus \text{diag} (\Omega))$

Fourier transform, series, distribution: $F\phi=\sum_{n \in \mathbb{Z}} \phi(n), ~~~~~ \phi \in \mathcal S(\mathbb{R})$

Schwartz kernel theorem and order of distribution

Integration of the product of a function and the Heaviside function

Neumann DBAR problem with tempered distributions

Trending Questions

Popular # Hahtags

Popular Questions