[SciPy-User] element-wise exponentiation

Marcel Blattner blattnem@gmail....
Thu Sep 9 06:14:12 CDT 2010


Hi
I have a beginners question. I have to exponentiate each element of a sparse
lil-matrix.
I did:

a,b = A.nonzero()

for i in range(a.size):
      A[a[i],b[i]] = A[a[i],b[i]]**0.2

Is there a way to do something like A**0.2 like in numpy?

Cheers
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