[petsc-users] about ksp

Matthew Knepley knepley at gmail.com
Mon Aug 29 09:47:14 CDT 2011


On Mon, Aug 29, 2011 at 2:40 PM, Likun Tan <likunt at andrew.cmu.edu> wrote:

> Dear all,
>
> I have linear systems Ax=b with different right-hand-side vectors. These
> vectors are independent. Could i generate b simultaneously and solve Ax=b
> simultaneously?
>

Unfortunately, no one has figured out how to exploit this for Krylov
methods.

    Matt


> best,
> Likun
>
-- 
What most experimenters take for granted before they begin their experiments
is infinitely more interesting than any results to which their experiments
lead.
-- Norbert Wiener
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