solvers.hpp File Reference

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Classes
class	mfem::IterativeSolverController
	Abstract base class for an iterative solver controller. More...
class	mfem::IterativeSolver
	Abstract base class for iterative solver. More...
struct	mfem::IterativeSolver::PrintLevel
	Settings for the output behavior of the IterativeSolver. More...
class	mfem::ConstrainedInnerProduct
	Inner product operator constrained to a list of indices/dofs. The method Eval() computes the inner product of two vectors only on the constrained entries specified in the constraint list. More...
class	mfem::WeightedInnerProduct
	Inner product weighted by operators, X and Y. The method Eval() computes the inner product of two vectors, x and y, weighted by the operators, X and Y, as (Y(y),X(x)). More...
class	mfem::OperatorJacobiSmoother
	Jacobi smoothing for a given bilinear form (no matrix necessary). More...
class	mfem::OperatorChebyshevSmoother
	Chebyshev accelerated smoothing with given vector, no matrix necessary. More...
class	mfem::SLISolver
	Stationary linear iteration: x <- x + B (b - A x) More...
class	mfem::CGSolver
	Conjugate gradient method. More...
class	mfem::GMRESSolver
	GMRES method. More...
class	mfem::FGMRESSolver
	FGMRES method. More...
class	mfem::BiCGSTABSolver
	BiCGSTAB method. More...
class	mfem::MINRESSolver
	MINRES method. More...
class	mfem::NewtonSolver
	Newton's method for solving F(x)=b for a given operator F. More...
class	mfem::LBFGSSolver
class	mfem::OptimizationProblem
class	mfem::OptimizationSolver
	Abstract solver for OptimizationProblems. More...
class	mfem::SLBQPOptimizer
class	mfem::BlockILU
class	mfem::ResidualBCMonitor
	Monitor that checks whether the residual is zero at a given set of dofs. More...
class	mfem::UMFPackSolver
	Direct sparse solver using UMFPACK. More...
class	mfem::KLUSolver
	Direct sparse solver using KLU. More...
class	mfem::DirectSubBlockSolver
	Block diagonal solver for A, each block is inverted by direct solver. More...
class	mfem::ProductSolver
class	mfem::OrthoSolver
	Solver wrapper which orthogonalizes the input and output vector. More...
class	mfem::AuxSpaceSmoother
class	mfem::NNLSSolver

Namespaces
namespace	mfem

Typedefs
using	mfem::IterativeSolverMonitor = IterativeSolverController
	Keeping the alias for backward compatibility.

Functions
void	mfem::SLI (const Operator &A, const Vector &b, Vector &x, int print_iter=0, int max_num_iter=1000, real_t RTOLERANCE=1e-12, real_t ATOLERANCE=1e-24)
	Stationary linear iteration. (tolerances are squared)
void	mfem::SLI (const Operator &A, Solver &B, const Vector &b, Vector &x, int print_iter=0, int max_num_iter=1000, real_t RTOLERANCE=1e-12, real_t ATOLERANCE=1e-24)
	Preconditioned stationary linear iteration. (tolerances are squared)
void	mfem::CG (const Operator &A, const Vector &b, Vector &x, int print_iter=0, int max_num_iter=1000, real_t RTOLERANCE=1e-12, real_t ATOLERANCE=1e-24)
	Conjugate gradient method. (tolerances are squared)
void	mfem::PCG (const Operator &A, Solver &B, const Vector &b, Vector &x, int print_iter=0, int max_num_iter=1000, real_t RTOLERANCE=1e-12, real_t ATOLERANCE=1e-24)
	Preconditioned conjugate gradient method. (tolerances are squared)
int	mfem::GMRES (const Operator &A, Vector &x, const Vector &b, Solver &M, int &max_iter, int m, real_t &tol, real_t atol, int printit)
	GMRES method. (tolerances are squared)
void	mfem::GMRES (const Operator &A, Solver &B, const Vector &b, Vector &x, int print_iter=0, int max_num_iter=1000, int m=50, real_t rtol=1e-12, real_t atol=1e-24)
	GMRES method. (tolerances are squared)
int	mfem::BiCGSTAB (const Operator &A, Vector &x, const Vector &b, Solver &M, int &max_iter, real_t &tol, real_t atol, int printit)
	BiCGSTAB method. (tolerances are squared)
void	mfem::BiCGSTAB (const Operator &A, Solver &B, const Vector &b, Vector &x, int print_iter=0, int max_num_iter=1000, real_t rtol=1e-12, real_t atol=1e-24)
	BiCGSTAB method. (tolerances are squared)
void	mfem::MINRES (const Operator &A, const Vector &b, Vector &x, int print_it=0, int max_it=1000, real_t rtol=1e-12, real_t atol=1e-24)
	MINRES method without preconditioner. (tolerances are squared)
void	mfem::MINRES (const Operator &A, Solver &B, const Vector &b, Vector &x, int print_it=0, int max_it=1000, real_t rtol=1e-12, real_t atol=1e-24)
	MINRES method with preconditioner. (tolerances are squared)
int	mfem::aGMRES (const Operator &A, Vector &x, const Vector &b, const Operator &M, int &max_iter, int m_max, int m_min, int m_step, real_t cf, real_t &tol, real_t &atol, int printit)