Date: Oct 20, 2011 12:02 PM Author: Halley Subject: Re: Matrix dimensions must agree "Matt J" wrote in message <j7pf7q$9b3$1@newscl01ah.mathworks.com>...

> "Halley" wrote in message <j7pdmt$3o9$1@newscl01ah.mathworks.com>...

> >

> > %Calculate old values

> > rho(i) = (x_a(i,:).*A.*x(:,i))./(x_a(i,:).*B.*x(:,i))

> ========

>

> I suspect you mean to do * instead of .*

>

> In any case, the sizes definitely aren't compatible for the .* operation

I think this is the simplest solution, thanks.