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Thread: Imaginery Number with tanh

  1. November 5th 2011, 09:39 AM #1
    BabyMilo
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    Imaginery Number with tanh

    How do I solve this?

    Many thanks.
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  2. November 5th 2011, 10:16 AM #2
    Plato
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    Re: Imaginery Number with tanh

    I will give you the basics here.
    \tanh(w)=\frac{e^w-e^{-w}}{e^w+e^{-w}}=\frac{e^{2w}-1}{e^{2w}+1}
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