Fourier analysis
the expression of any periodic function as a sum of sine and cosine functions, as in an electromagnetic wave function.: Compare Fourier series.
Origin of Fourier analysis
1Words Nearby Fourier analysis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for Fourier analysis
/ (ˈfʊərɪˌeɪ) /
the analysis of a periodic function into its simple sinusoidal or harmonic components, whose sum forms a Fourier series
Origin of Fourier analysis
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for Fourier analysis
The branch of mathematics concerned with the approximation of periodic functions by the Fourier series and with generalizations of such approximations to a wider class of functions.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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