MFEM  v3.3
Finite element discretization library
Classes | Namespaces | Functions
solvers.hpp File Reference

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Classes

class  mfem::IterativeSolver
 Abstract base class for iterative solver. 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::SLBQPOptimizer
 
class  mfem::UMFPackSolver
 Direct sparse solver using UMFPACK. More...
 
class  mfem::KLUSolver
 Direct sparse solver using KLU. More...
 

Namespaces

 mfem
 

Functions

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