Public Member Functions | |
template<class VECTOR > | |
void | vmult (VECTOR &, const VECTOR &) const |
template<class VECTOR > | |
void | Tvmult (VECTOR &, const VECTOR &) const |
SOR preconditioner using matrix built-in function. The MATRIX class used is required to have functions precondition_SOR(VECTOR&, const VECTOR&, double)
and precondition_TSOR(VECTOR&, const VECTOR&, double)
.
// Declare related objects SparseMatrix<double> A; Vector<double> x; Vector<double> b; SolverCG<> solver(...); //...initialize and build A // Define and initialize preconditioner PreconditionSOR<SparseMatrix<double> > precondition; precondition.initialize (A, .6); solver.solve (A, x, b, precondition);
void PreconditionSOR< MATRIX >::vmult | ( | VECTOR & | , | |
const VECTOR & | ||||
) | const [inline] |
Apply preconditioner.
void PreconditionSOR< MATRIX >::Tvmult | ( | VECTOR & | , | |
const VECTOR & | ||||
) | const [inline] |
Apply transpose preconditioner.