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notes:cft [2020/11/25 17:43] – [Dirac $\delta$-function] cjjnotes:cft [2020/11/25 19:43] (current) – [Fourier integral theorem and Dirac δ-function] cjj
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 \end{equation} \end{equation}
 =====Fourier integral theorem and Dirac δ-function===== =====Fourier integral theorem and Dirac δ-function=====
 +{{  :notes:delta_dirichlet.svg?320|}}
 [[https://en.wikipedia.org/wiki/Dirichlet_integral|Dirichlet integral]] [[https://en.wikipedia.org/wiki/Dirichlet_integral|Dirichlet integral]]
 \[ \[
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 As $L$ goes to infinity, the integrand becomes more and more like a δ-function. As $L$ goes to infinity, the integrand becomes more and more like a δ-function.
  
 +  - [[http://www1.maths.leeds.ac.uk/~frank/math3383/AppA.pdf|Fourier Integrals & Dirac δ-function]] {{ :notes:appa.pdf|PDF}}
notes/cft.1606326213.txt.gz · Last modified: 2020/11/25 17:43 by cjj