Re: Transforming expressions into ellipse normal form
From: Torsten Hennig (Torsten.Hennig_at_umsicht.fhg.de)
Date: 03/22/05
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Date: Tue, 22 Mar 2005 06:06:54 EST
Hi,
write 3x^2-2xy+3y^2 as (x,y)'A(x,y) for a symmetric
(2x2)-matrix A and transform A to diagonal form by
determining its eigenvalues and eigenvectors.
Best wishes
Torsten.
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