1 This file is out of date. Is has not been refactored to use
Amesos_Status.
31 #ifndef _AMESOS_BTF_H_ 32 #define _AMESOS_BTF_H_ Amesos_Btf(const Epetra_LinearProblem &LinearProblem)
Amesos_Btf Constructor.
bool ComputeTrueResidual_
int SetParameters(Teuchos::ParameterList &ParameterList)
Updates internal variables.
const Epetra_LinearProblem * GetProblem() const
Get a pointer to the Problem.
int Solve()
Solves A X = B (or AT X = B)
int NumNumericFact() const
Returns the number of numeric factorizations performed by this object.
void PrintTiming()
Print timing information.
~Amesos_Btf(void)
Amesos_Btf Destructor.
Amesos_Status: Container for some status variables.
int NumericFactorization()
Performs NumericFactorization on the matrix A.
const Epetra_LinearProblem * Problem_
int SymbolicFactorization()
Performs SymbolicFactorization on the matrix A.
const Epetra_Comm & Comm() const
Returns a pointer to the Epetra_Comm communicator associated with this matrix.
void PrintStatus()
Print information about the factorization and solution phases.
bool UseTranspose() const
Returns the current UseTranspose setting.
int NumSolve() const
Returns the number of solves performed by this object.
int NumSymbolicFact() const
Returns the number of symbolic factorizations performed by this object.
int SetUseTranspose(bool UseTranspose)
SetUseTranpose(true) causes Solve() To compute A^T X = B.
Amesos_BaseSolver: A pure virtual class for direct solution of real-valued double-precision operators...
Amesos_Btf: Factors and solves a matrix after converting it to block triangular form.
bool MatrixShapeOK() const
Returns true if BTF can handle this matrix shape.