[SciPy-Dev] Strange results by eigs
Jacob VanderPlas
vanderplas at astro.washington.edu
Fri Oct 21 13:12:38 EDT 2011
>> The docstring of eigs is misleading in that context.
>>
>> M must represent a real symmetric matrix.
>>
> Yep, it should say hermitian instead of real sym. here.
Actually, the piece of the documentation quoted here has to do with the second matrix supplied for the general eigenvalue problem. This matrix (M) must be real symmetric, as desribed in the ARPACK function documentation
http://www.caam.rice.edu/software/ARPACK/UG/node137.html
Jake
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