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harmonic analysis

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

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
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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.