[Trilinos-Users] [EXTERNAL] Belos and AztecOO Conversion
Siefert, Christopher
csiefer at sandia.gov
Thu Mar 23 11:14:54 EDT 2017
There is an AztecOO-to-Belos options converter in Belos, btw.
It isn't complete, but it will get you started.
________________________________
From: Trilinos-Users <trilinos-users-bounces at trilinos.org> on behalf of Klinvex, Alicia Marie <amklinv at sandia.gov>
Sent: Thursday, March 23, 2017 6:40 AM
To: Lin, Shilei; trilinos-users at trilinos.org
Subject: Re: [Trilinos-Users] [EXTERNAL] Belos and AztecOO Conversion
Hello Shilei,
It's not clear to me what you're trying to do. Are you trying to find the equivalent solvers in Belos? If so, you want pseudo-block CG in the first case. I don't believe we have an implementation of CGS in Belos, unfortunately.
Please let us know if your question has been interpreted incorrectly, or if you need any additional information.
Best wishes,
Alicia
From: Trilinos-Users [mailto:trilinos-users-bounces at trilinos.org] On Behalf Of Lin, Shilei
Sent: Wednesday, March 22, 2017 10:50 PM
To: trilinos-users at trilinos.org
Subject: [EXTERNAL] [Trilinos-Users] Belos and AztecOO Conversion
Dear developers / Users,
I am trying to modify an AztecOO solver using AZ_cg and AZ_cgs as Specifications.
I am not sure what is the direct solver manager for those two conjugate gradient methods.
I believe this table contains all the solvermanager type for Belos
Solver name
Aliases
SolverManager<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1SolverManager.html> subclass
Pseudoblock GMRES
GMRES, Pseudo Block GMRES, PseudoBlockGMRES, PseudoBlockGmres
PseudoBlockGmresSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1PseudoBlockGmresSolMgr.html>
Block GMRES
Flexible GMRES
BlockGmresSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1BlockGmresSolMgr.html>
Block CG
Block CG
BlockCGSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1BlockCGSolMgr.html>
Pseudoblock CG
PseudoBlockCG, Pseudo Block CG
PseudoBlockCGSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1PseudoBlockCGSolMgr.html>
Pseudoblock Stochastic CG
Stochastic CG
PseudoBlockStochasticCGSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1PseudoBlockStochasticCGSolMgr.html>
GCRODR
Recycling GMRES
GCRODRSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1GCRODRSolMgr.html>
RCG
Recycling CG
RCGSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1RCGSolMgr.html>
MINRES
MINRES
MinresSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1MinresSolMgr.html>
LSQR
LSQR
LSQRSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1LSQRSolMgr.html>
TFQMR
TFQMR, Transpose-Free QMR
TFQMRSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1TFQMRSolMgr.html>
Pseudoblock TFQMR
Pseudoblock TFQMR, Pseudo Block Transpose-Free QMR
PseudoBlockTFQMRSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1PseudoBlockTFQMRSolMgr.html>
Hybrid Block GMRES
GmresPoly, Seed GMRES
GmresPolySolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1GmresPolySolMgr.html>
PCPG
CGPoly, Seed CG
PCPGSolMgr<https://trilinos.org/docs/dev/packages/belos/doc/html/classBelos_1_1PCPGSolMgr.html>
Thanks!
Shilei Lin
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