FourierSeries

FourierSeries[expr, t, n]
gives the n^(th)-order Fourier series expansion of expr in t.

FourierSeries[expr, {t1, t2, ...}, {n1, n2, ...}]
gives the multidimensional Fourier series.

Details and OptionsDetails and Options

  • The ^(th)-order Fourier series of is by default defined to be with .
  • The multidimensional Fourier series of is given by with .
  • The following options can be given:
  • Assumptions$Assumptionsassumptions on parameters
    FourierParameters{1,1}parameters to define Fourier series
    GenerateConditionsFalsewhether to generate results that involve conditions on parameters
  • Common settings for FourierParameters include:
  • {1,1}
    {1,-2Pi}
    {a,b}

ExamplesExamplesopen allclose all

Basic Examples (2)Basic Examples (2)

Find the 3^(rd)-order Fourier series of :

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Compute an order Fourier series:

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