Date: Dec 9, 2012 4:35 AM
Author: Bruno Luong
Subject: Re: eigenvectors
"Frank " <firstname.lastname@example.org> wrote in message <email@example.com>...
> I have 2 matrices, A1 and A2 which are both 5x5
> A1 = P1*Z1 + Q1 and
> A2 = P2*Z2 + Q2
> where P1 (5x2), P2(5x1), Q1 (5x5), and Q2 (5x5) are known matrices but Z1 (2x5) and Z2(1x5) are unknown matrices.
> Are there any methods to choose suitable Z1 and Z2 so that A1 and A2 have the same eigenvectors?
Not possible in general.