docs for MINRES, only for positive definite?

[Matthew Knepley]

Docs are wrong.

  Matt

2008/2/28 Lisandro Dalcin <dalcinl at gmail.com>:
> I've noticed that the docs for MINRES say that the operator and the
>  preconditioner must be POSITIVE DEFINITE. But I understand MINRES is
>  tailored for the symmetric/hermitian-indefinite case.
>
>  Are the docs wrong? Or the actual code is a (very peculiar) MINRES variant?
>
>
>  --
>  Lisandro Dalcín
>  ---------------
>  Centro Internacional de Métodos Computacionales en Ingeniería (CIMEC)
>  Instituto de Desarrollo Tecnológico para la Industria Química (INTEC)
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>
>



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What most experimenters take for granted before they begin their
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