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Re: The formula of Abraham Moivre


Arnold wrote:

> How by means of Mathematica to transform (Cos [x] +I* Sin [x]) ^n in
> Cos [n*x] +I*Sin [n*x]?
>
> Thanks.
>

(Cos[x] + I*Sin[x])^n // FullSimplify // PowerExpand // ExpToTrig

-- 
_________________________________________________________________
Peter Breitfeld, Bad Saulgau, Germany -- http://www.pBreitfeld.de


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