[petsc-users] about Singular value

behzad baghapour behzad.baghapour at gmail.com
Mon Nov 7 03:06:20 CST 2011

Is there any link with "Incremental Condition Estimation" (ICE) developed
by Bischof in LAPACK with Petsc to evaluate Extremal singular values?


On Sun, Oct 30, 2011 at 6:49 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:

> On Sun, Oct 30, 2011 at 05:17, Matthew Knepley <knepley at gmail.com> wrote:
>> We call LAPACK SVD on the Hermitian matrix made by the Krylov method.
> GMRES builds a Hessenberg matrix.
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