Question

Delta function of two variables in integral of three variables

score 626 · Answer 1 · 2016-05-20 10:45:42

626

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Delta function of two variables in integral of three variables

Published on 20 May 2016 - 10:45

score 302 · Answer 2 · 2016-05-23 19:48:19

302

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How can I prove $\lim_{\epsilon \to 0} \space \text{Im}\frac{1}{x+i \epsilon}=-\pi\delta(x)$?

Published on 23 May 2016 - 19:48

score 1.3k · Answer 3 · 2016-05-26 01:38:19

1.3k

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Derivation of Dirac delta function

Published on 26 May 2016 - 1:38

score 134 · Answer 4 · 2016-05-26 17:03:17

134

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Is the sequence of functions $g_n=ng_1(nx)$ a Cauchy sequence?

Published on 26 May 2016 - 17:03

score 131 · Answer 5 · 2016-05-26 20:04:53

131

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Show that $\int h_n'(x) \varphi(x)\, dx \to \langle \delta, \varphi\rangle$ - Generalized functions theory

Published on 26 May 2016 - 20:04

score 219 · Answer 6 · 2016-05-28 22:51:45

219

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Question on the definition of dirac delta function

Published on 28 May 2016 - 22:51

score 106 · Answer 7 · 2016-05-29 10:47:59

106

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Why is Laplace Transform of $\delta(t)$ $F(s)=1$, not $0$ or $\frac{1}{2}$?

Published on 29 May 2016 - 10:47

score 2.4k · Answer 8 · 2016-05-30 18:30:27

2.4k

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Discontinuity and Dirac's Delta Function

Published on 30 May 2016 - 18:30

score 2.9k · Answer 9 · 2016-05-31 17:05:59

2.9k

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Derivatives of the Dirac delta function

Published on 31 May 2016 - 17:05

score 13.1k · Answer 10 · 2016-06-01 15:14:10

13.1k

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Integral of Dirac delta function from zero to infinity

Published on 01 Jun 2016 - 15:14

score 2.1k · Answer 11 · 2016-06-02 00:04:42

2.1k

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function that is 1 when x=0 and 0 otherwise

Published on 02 Jun 2016 - 0:04

score 129 · Answer 12 · 2016-06-02 16:57:41

129

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Integral of delta function and the constant for fund. solution to laplace's eq

Published on 02 Jun 2016 - 16:57

score 184 · Answer 13 · 2016-06-02 19:51:02

184

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Find $\sum_{k \geq 1} e^{itk}$ in the sense of distribution - $\delta(x-a)=\frac{1}{2 \pi} \int_{-\infty}^{\infty} e^{i(x-a)t}dt$

Published on 02 Jun 2016 - 19:51

score 261 · Answer 14 · 2016-06-04 17:19:31

261

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How to solve a differential equation with a distributional free term?

Published on 04 Jun 2016 - 17:19

score 484 · Answer 15 · 2016-06-04 21:50:00

484

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Trivial or not: Dirac delta function is the unit of convolution.

Published on 04 Jun 2016 - 21:50

List Question

Delta function of two variables in integral of three variables

How can I prove $\lim_{\epsilon \to 0} \space \text{Im}\frac{1}{x+i \epsilon}=-\pi\delta(x)$?

Derivation of Dirac delta function

Is the sequence of functions $g_n=ng_1(nx)$ a Cauchy sequence?

Show that $\int h_n'(x) \varphi(x)\, dx \to \langle \delta, \varphi\rangle$ - Generalized functions theory

Question on the definition of dirac delta function

Why is Laplace Transform of $\delta(t)$ $F(s)=1$, not $0$ or $\frac{1}{2}$?

Discontinuity and Dirac's Delta Function

Derivatives of the Dirac delta function

Integral of Dirac delta function from zero to infinity

function that is 1 when x=0 and 0 otherwise

Integral of delta function and the constant for fund. solution to laplace's eq

Find $\sum_{k \geq 1} e^{itk}$ in the sense of distribution - $\delta(x-a)=\frac{1}{2 \pi} \int_{-\infty}^{\infty} e^{i(x-a)t}dt$

How to solve a differential equation with a distributional free term?

Trivial or not: Dirac delta function is the unit of convolution.

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