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Math Help - Fourier Expansion of x

  1. #1
    Nrt
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    Fourier Expansion of x

    Hello, i need the fourier expansion of f(x)=x on interval -2<x<2. It was an exam question and i'm wondering how accurate i was.

    Thank you.
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  2. #2
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    Quote Originally Posted by Nrt View Post
    Hello, i need the fourier expansion of f(x)=x on interval -2<x<2. It was an exam question and i'm wondering how accurate i was.

    Thank you.

    What have you done? Where are you stuck? Real or complex Fourier series?....

    Tonio
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  3. #3
    Nrt
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    Well i'm not stuck but i have nothing to compare what i've done during exam. So i just wanted to check if it was true or not. i need a0, an and bn values.
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  4. #4
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    Well, what did you do on the exam? Post that and we will check it.
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