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    Mathematica : Fourier Series Expansions

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    Using Mathematica and computer facilities express the function f(x) in terms of Fourier series expansion and show that the series converges as the number of terms increases:

    f(x) = x e-x/4 sin(x/3) -&#960; < x < &#960;

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    https://brainmass.com/math/fourier-analysis/mathematica-fourier-series-expansions-154984

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    A Fourier series expansion is investigated with the aid of Mathematica.

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