[Trilinos-Users] Sundance and Tpetra
Williams, Alan B
william at sandia.gov
Sun May 15 21:27:23 MDT 2011
Tifpack is functional (it's now called ifpack2).
It only has a handful of preconditioners, but what it has is reasonably well tested.
It only supports CrsMatrix, not VbrMatrix.
Alan
> -----Original Message-----
> From: trilinos-users-bounces at software.sandia.gov [mailto:trilinos-
> users-bounces at software.sandia.gov] On Behalf Of Kevin Long
> Sent: Sunday, May 15, 2011 2:42 PM
> To: trilinos-users at software.sandia.gov; Robert Kirby; Brian Brennan
> Subject: Re: [Trilinos-Users] Sundance and Tpetra
>
>
> Hi Gennady & Chris,
>
> Sundance talks to the rest of Trilinos through Playa. To use TPetra
> vectors
> and operators, it would be a matter of writing a pair of (rather
> simple)
> adapter classes to wrap Tpetra objects in Playa interface.
> Alternatively, I
> could simply write a Playa-Thyra adapter and use Thyra's TPetra
> adapters.
>
> One question for you, Chris: what is the state of solvers and
> preconditioners
> for use with TPetra? I figure someone has written a TPetra/Belos
> adapter.
> What is the state of tamesos and tifpack? Is there any variant of ML
> for use
> with TPetra? How about NOX? (NOX might not be a worry anyway, as I have
> a
> student implementing nonlinear solvers in Playa).
>
> Kevin
>
>
>
> On Sunday 15 May 2011 11:10:01 am Baker, Christopher G. wrote:
> > I don't know. Kevin, what does Sundance use, Epetra or Thyra? If it
> is
> > Thyra, then it may be possible to support Tpetra in Sundance.
> >
> > Chris
> >
> > -----Original Message-----
> > From: Gennadiy Rishkin [mailto:gennadiy.rishkin at gmail.com]
> > Sent: Sunday, May 15, 2011 06:54 AM Eastern Standard Time
> > To: trilinos-users at software.sandia.gov
> > Subject: [Trilinos-Users] Sundance and Tpetra
> >
> > Hi all,
> >
> > Is it possible to use Tpetra with Sundance and so leverage the use of
> CUDA?
> >
> > Gennadiy
> >
> > _______________________________________________
> > Trilinos-Users mailing list
> > Trilinos-Users at software.sandia.gov
> > http://software.sandia.gov/mailman/listinfo/trilinos-users
>
>
>
> --
> ------------------------------------------------------
> Kevin Long
> Associate Professor
> Department of Mathematics and Statistics
> Texas Tech University
> Lubbock, TX
>
> "The end of fear is the beginning of wisdom"
> -- Bertrand Russell
> ------------------------------------------------------
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