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ANALYSE FOURIER [1 record]

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Record 1 1995-07-12

English

Subject field(s)
  • Calculating Procedures (Mathematics)
  • Computer Graphics
DEF

a mathematical method which treats complex curves as a combination of a number of different sine curves.

CONT

The process of finding the necessary sine curves is called Fourier analysis.

French

Domaine(s)
  • Procédés de calcul (Mathématiques)
  • Infographie
OBS

J.B.J. Fourier avait montré qu'on peut analyser un signal fourni par la voix en superposant des sinusoïdes d'amplitude, de fréquence, et de phase convenables. Ces sinusoïdes s'appellent les «composantes de Fourier» de la courbe ou du graphe.

Spanish

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