Parseval's formula

См. также в других словарях:

• Relación de Parseval — En matemáticas, la Relación de Parseval demuestra que la Transformada de Fourier es unitaria; es decir, que la suma (o la integral) del cuadrado de una función es igual a la suma (o a la integral) del cuadrado de su transformada. Esta relación… …   Wikipedia Español

• Hilbert space — For the Hilbert space filling curve, see Hilbert curve. Hilbert spaces can be used to study the harmonics of vibrating strings. The mathematical concept of a Hilbert space, named after David Hilbert, generalizes the notion of Euclidean space. It… …   Wikipedia

• Fourier transform — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms The Fourier transform is a mathematical operation that decomposes a function into its constituent… …   Wikipedia

• Discrete Fourier transform — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms In mathematics, the discrete Fourier transform (DFT) is a specific kind of discrete transform, used in… …   Wikipedia

• Fourier series — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms …   Wikipedia

• Transformada de Fourier discreta — Para otros usos de este término, véase Transformación (desambiguación). En matemáticas, la transformada discreta de Fourier o DFT (del inglés, discrete Fourier transform) es un tipo de transformada discreta utilizada en el análisis de Fourier.… …   Wikipedia Español

• Historia de las ecuaciones diferenciales — Una ecuación es una igualdad condicional que se cumple sólo para las soluciones de la misma. Así, en una ecuación algebraica como x – 2 = 0, la igualdad sólo se cumple para x = 2. En forma similar, una ecuación diferencial, constituida por… …   Wikipedia Español

• List of mathematics articles (P) — NOTOC P P = NP problem P adic analysis P adic number P adic order P compact group P group P² irreducible P Laplacian P matrix P rep P value P vector P y method Pacific Journal of Mathematics Package merge algorithm Packed storage matrix Packing… …   Wikipedia

• Pythagorean theorem — See also: Pythagorean trigonometric identity The Pythagorean theorem: The sum of the areas of the two squares on the legs (a and b) equals the area of the square on the hypotenuse (c) …   Wikipedia

• Integral — This article is about the concept of integrals in calculus. For the set of numbers, see integer. For other uses, see Integral (disambiguation). A definite integral of a function can be represented as the signed area of the region bounded by its… …   Wikipedia

• Basel problem — The Basel problem is a famous problem in number theory, first posed by Pietro Mengoli in 1644, and solved by Leonhard Euler in 1735. Since the problem had withstood the attacks of the leading mathematicians of the day, Euler s solution brought… …   Wikipedia