- quadratically integrable function
- функция с интегрируемым квадратом
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Fourier inversion theorem — In mathematics, Fourier inversion recovers a function from its Fourier transform. Several different Fourier inversion theorems exist. Sometimes the following identity is used as the definition of the Fourier transform::(mathcal{F}f)(t)=int {… … Wikipedia
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