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From Fernando Fernández <fernando.fernandez.gonza...@gmail.com>
Subject Re: Lanczos Algorithm
Date Wed, 24 Nov 2010 21:56:53 GMT
Sorry jake,

What do you mean by "length", do you mean the norm of the vector?

2010/11/24 Jake Mannix <jake.mannix@gmail.com>

> On Wed, Nov 24, 2010 at 11:39 AM, PEDRO MANUEL JIMENEZ RODRIGUEZ <
> pmjimenez1983@hotmail.com> wrote:
>
> >
> > This is in the worst case. I  haved asked for the amount of data and
> > that's what somebody told me. Anyway I'm not going to make any test with
> >  that amount of data.
> >
>
> Ok.
>
>
> > Is it possible to undone the changes in the original eigenvalues to get
> the
> > original ones?
> >
>
> If you take your input matrix, and multiply it by an eigenvector, the
> length
> of the resultant
> vector will be your eigenvalue.
>
>  -jake
>

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