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harmonic analysis

noun Mathematics.
  1. the calculation of Fourier series and their generalization.
  2. the study of Fourier series and their generalization.
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Origin of harmonic analysis

First recorded in 1865–70
Also called Fourier analysis.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for harmonic analysis

harmonic analysis

noun
  1. the representation of a periodic function by means of the summation and integration of simple trigonometric functions
  2. the study of this means of representation
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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

harmonic analysis in Science

harmonic analysis

  1. The study of functions given by a Fourier series or analogous representations, such as periodic functions and functions on topological groups.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.