Re: [eigen] Complex number divided by real

[Christoph Hertzberg <chtz@xxxxxxxxxxxxxxxxxxxxxxxx>]

Carlos Becker wrote:
> Hi everyone,
> (first, I am using the dev branch)
>
> I am trying to do something like (a.array() * b.array().conjugate()) / (
> a.array().abs() * b.array().abs() ), where a and b are two VectorXcf.

Wouldn't something like this work in your case? (I didn't actually try 
it ...)

(a.array() * b.array().conjugate()).rowwise().normalized();

Because:
abs(a)*abs(b) = abs(a)*abs(conj(b)) = abs(a*conj(b))

Actually, an elementwise signum function would be helpful in that case.



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Dipl.-Inf. Christoph Hertzberg
Cartesium 0.051
Universität Bremen
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