On 2/21/09, Michel Talon <talon at lpthe.jussieu.fr> wrote:
> In fact my aim was to run the program for a spin as high as perhaps 1000,
> but it may prove to be impossible ...
The genmatrix function seems to be pretty slow -- it could well be that
just to construct M takes longer than computing the eigenvalues.
If so we can talk about ways to make the construction faster or perhaps
obviate it (by working with a Lisp array). But I will put that aside for now.
Robert