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疯狂的老二

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[求助] 傅里叶

上课有两道题请教各位:
1.The Fourier coefficients of a function are Cn=n^2/3^n. Work out the function.

2.Work out the Fourier coefficients Cn for the function F(θ) which is one for 0<θ<α and zero otherwise. where α included (0,2π) is a fixed number.

参考这本书:Partial.Differential.Equations.with.Fourier.Series.and.Boundary.Value.Problems.(2004,.Asmar,.Prentice.Hall)

[ Last edited by 疯狂的老二 on 2012-2-16 at 12:44 ]
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疯狂的老二

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2楼2012-02-16 12:45:34
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