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non-Gaussian correlator

Triple correlation — The triple correlation of an ordinary function on the real line is the integral of theproduct of that function with two independently shifted copies of itself: int { infty}^{infty} f^{*}(x) f(x+s 1) f(x+s 2) dxThe Fourier transform of triple… … Wikipedia
Feynman diagram — The Wick s expansion of the integrand gives (among others) the following termNarpsi(x)gamma^mupsi(x)arpsi(x )gamma^ upsi(x )underline{A mu(x)A u(x )};,whereunderline{A mu(x)A u(x )}=int{d^4pover(2pi)^4}{ig {mu u}over k^2+i0}e^{ k(x x )}is the… … Wikipedia
Mohammad Ataul Karim — Born May 4, 1953 (1953 05 04) (age 58) Sylhet, Bangladesh Citizenship Bangladesh / USA … Wikipedia
Fourier optics — is the study of classical optics using techniques involving Fourier transforms and can be seen as an extension of the Huygens Fresnel principle. The underlying theorem that light waves can be described as made up of sinusoidal waves, in a manner… … Wikipedia
Persistence — may refer to: * Persistence (computer science), the characteristic of data that outlives the execution of the program that created it * Persistence (meteorology), the meteorological phenomenon by which weather remains relatively unchanged over… … Wikipedia
Noise-based logic — (NBL)[1][2][3][4][5][6][ … Wikipedia