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Fourier analysis
Word Origin
noun
,
Physics, Mathematics.
1.
the expression of any periodic function as a sum of sine and cosine functions, as in an electromagnetic wave function.
Compare
Fourier series
.
2.
harmonic analysis
.
Origin of
Fourier analysis
Expand
1925-1930
1925-30;
named after J.B.J.
Fourier
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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British Dictionary definitions for
Fourier analysis
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Fourier analysis
/
ˈfʊərɪˌeɪ
/
noun
1.
the analysis of a periodic function into its simple sinusoidal or harmonic components, whose sum forms a Fourier series
Word Origin
C19: named after Baron Jean Baptiste Joseph
Fourier
(1768–1830), French mathematician, Egyptologist, and administrator
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Fourier analysis
in Science
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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 © 2002. Published by Houghton Mifflin. All rights reserved.
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Fourier analysis
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Word Value for
Fourier
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