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Re: Difficulties with Re


Try this:
ComplexExpand[Re[Exp[x + I y]]]
ComplexExpand[Re[Exp[(x + I y)^2]]]

Thanks,

Ailing

Aaron Fude wrote:
> Hi,
>
> Of the following two expressions, the first "works", while the second
> doesn't. How does one make it work?
>
> Assuming[x > 0 && y > 0, Re[Exp[x + I y]] // Simplify]
> Assuming[x > 0 && y > 0, Re[Exp[(x + I y)^2]] // Simplify]
>
> Many thanks in advance,
>
> Aaron
>
>   



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