[SciPy-User] raising a matrix to float power

Sturla Molden sturla@molden...
Sat Jul 10 18:47:45 CDT 2010


Sturla Molden skrev:
> ure, M**0.5 is cho_factor(M). For other non-integers I am not sure what 
> matrix exponentiation could possibly mean.
>
> Are you sure you don't mean array exponentiation?
>   
Actually cho_fatcor don't bother to zero the lower triangle, so M**0.5 
is cholesky(M).




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