harmonic analysis(redirected from Fourier theory)
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The study of functions given by a Fourier series or analogous representations, such as periodic functions and functions on topological groups.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Mathematics) the representation of a periodic function by means of the summation and integration of simple trigonometric functions
2. (Mathematics) the study of this means of representation
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
the calculation or study of Fourier series and their generalization.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||harmonic analysis - analysis of a periodic function into a sum of simple sinusoidal components|
analysis - a branch of mathematics involving calculus and the theory of limits; sequences and series and integration and differentiation
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