A stochastic preconditioner based on applying one iteration of approximate Gauss-Seidel.
More...
#include <Stokhos_ApproxGaussSeidelPreconditioner.hpp>
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virtual int | SetUseTranspose (bool UseTranspose) |
| Set to true if the transpose of the operator is requested. More...
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virtual int | Apply (const Epetra_MultiVector &Input, Epetra_MultiVector &Result) const |
| Returns the result of a Epetra_Operator applied to a Epetra_MultiVector Input in Result as described above. More...
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virtual int | ApplyInverse (const Epetra_MultiVector &X, Epetra_MultiVector &Y) const |
| Returns the result of the inverse of the operator applied to a Epetra_MultiVector Input in Result as described above. More...
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virtual double | NormInf () const |
| Returns an approximate infinity norm of the operator matrix. More...
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virtual const char * | Label () const |
| Returns a character string describing the operator. More...
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virtual bool | UseTranspose () const |
| Returns the current UseTranspose setting. More...
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virtual bool | HasNormInf () const |
| Returns true if the this object can provide an approximate Inf-norm, false otherwise. More...
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virtual const Epetra_Comm & | Comm () const |
| Returns a reference to the Epetra_Comm communicator associated with this operator. More...
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virtual const Epetra_Map & | OperatorDomainMap () const |
| Returns the Epetra_Map object associated with the domain of this matrix operator. More...
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virtual const Epetra_Map & | OperatorRangeMap () const |
| Returns the Epetra_Map object associated with the range of this matrix operator. More...
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A stochastic preconditioner based on applying one iteration of approximate Gauss-Seidel.
Definition at line 62 of file Stokhos_ApproxGaussSeidelPreconditioner.hpp.
◆ Cijk_type
◆ ApproxGaussSeidelPreconditioner() [1/2]
Stokhos::ApproxGaussSeidelPreconditioner::ApproxGaussSeidelPreconditioner |
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const Teuchos::RCP< const EpetraExt::MultiComm > & |
sg_comm, |
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const Teuchos::RCP< const Stokhos::OrthogPolyBasis< int, double > > & |
sg_basis, |
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const Teuchos::RCP< const Stokhos::EpetraSparse3Tensor > & |
epetraCijk, |
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const Teuchos::RCP< const Epetra_Map > & |
base_map, |
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const Teuchos::RCP< const Epetra_Map > & |
sg_map, |
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const Teuchos::RCP< Stokhos::AbstractPreconditionerFactory > & |
prec_factory, |
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const Teuchos::RCP< Teuchos::ParameterList > & |
params |
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◆ ~ApproxGaussSeidelPreconditioner()
Stokhos::ApproxGaussSeidelPreconditioner::~ApproxGaussSeidelPreconditioner |
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◆ ApproxGaussSeidelPreconditioner() [2/2]
Private to prohibit copying.
◆ setupPreconditioner()
void Stokhos::ApproxGaussSeidelPreconditioner::setupPreconditioner |
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const Teuchos::RCP< Stokhos::SGOperator > & |
sg_op, |
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const Epetra_Vector & |
x |
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◆ SetUseTranspose()
int Stokhos::ApproxGaussSeidelPreconditioner::SetUseTranspose |
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bool |
UseTranspose | ) |
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◆ Apply()
int Stokhos::ApproxGaussSeidelPreconditioner::Apply |
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const Epetra_MultiVector & |
Input, |
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Epetra_MultiVector & |
Result |
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◆ ApplyInverse()
int Stokhos::ApproxGaussSeidelPreconditioner::ApplyInverse |
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const Epetra_MultiVector & |
X, |
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Epetra_MultiVector & |
Y |
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◆ NormInf()
double Stokhos::ApproxGaussSeidelPreconditioner::NormInf |
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const |
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◆ Label()
const char * Stokhos::ApproxGaussSeidelPreconditioner::Label |
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const |
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◆ UseTranspose()
bool Stokhos::ApproxGaussSeidelPreconditioner::UseTranspose |
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const |
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◆ HasNormInf()
bool Stokhos::ApproxGaussSeidelPreconditioner::HasNormInf |
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const |
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◆ Comm()
const Epetra_Comm & Stokhos::ApproxGaussSeidelPreconditioner::Comm |
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const |
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◆ OperatorDomainMap()
const Epetra_Map & Stokhos::ApproxGaussSeidelPreconditioner::OperatorDomainMap |
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const |
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◆ OperatorRangeMap()
const Epetra_Map & Stokhos::ApproxGaussSeidelPreconditioner::OperatorRangeMap |
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const |
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◆ operator=()
Private to prohibit copying.
◆ label
std::string Stokhos::ApproxGaussSeidelPreconditioner::label |
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◆ sg_comm
Teuchos::RCP<const EpetraExt::MultiComm> Stokhos::ApproxGaussSeidelPreconditioner::sg_comm |
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◆ sg_basis
◆ epetraCijk
◆ base_map
Teuchos::RCP<const Epetra_Map> Stokhos::ApproxGaussSeidelPreconditioner::base_map |
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◆ sg_map
Teuchos::RCP<const Epetra_Map> Stokhos::ApproxGaussSeidelPreconditioner::sg_map |
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◆ prec_factory
◆ mean_prec
Teuchos::RCP<Epetra_Operator> Stokhos::ApproxGaussSeidelPreconditioner::mean_prec |
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◆ useTranspose
bool Stokhos::ApproxGaussSeidelPreconditioner::useTranspose |
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◆ sg_op
◆ sg_poly
◆ Cijk
Teuchos::RCP<const Cijk_type > Stokhos::ApproxGaussSeidelPreconditioner::Cijk |
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◆ scale_op
bool Stokhos::ApproxGaussSeidelPreconditioner::scale_op |
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◆ symmetric
bool Stokhos::ApproxGaussSeidelPreconditioner::symmetric |
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◆ only_use_linear
bool Stokhos::ApproxGaussSeidelPreconditioner::only_use_linear |
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◆ mat_vec_tmp
Teuchos::RCP<Epetra_MultiVector> Stokhos::ApproxGaussSeidelPreconditioner::mat_vec_tmp |
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mutableprotected |
◆ rhs_block
Teuchos::RCP<EpetraExt::BlockMultiVector> Stokhos::ApproxGaussSeidelPreconditioner::rhs_block |
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mutableprotected |
The documentation for this class was generated from the following files: