[sage-support] Re: AttributeError: object has no attribute 'eigenvalues'

[Dan Drake]

On Wed, 04 Nov 2009 at 01:30PM -0800, q wrote:
> sage: A = matrix([[0, 4], [-1, 0]])
> sage: A.eigenvalues ()

There's a space between "eigenvalues" and "()". Python (and hence Sage)
gets confused by that. Use A.eigenvalues() with no spaces.

Dan

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---  Dan Drake
-----  http://mathsci.kaist.ac.kr/~drake
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