constraints.hpp File Reference

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Classes
class	mfem::ConstrainedSolver
	An abstract class to solve the constrained system \( Ax = f \) subject to the constraint \( B x = r \). More...
class	mfem::Eliminator
	Perform elimination of a single constraint. More...
class	mfem::EliminationProjection
class	mfem::EliminationSolver
	Solve constrained system by eliminating the constraint; see ConstrainedSolver. More...
class	mfem::EliminationCGSolver
class	mfem::EliminationGMRESSolver
class	mfem::PenaltyConstrainedSolver
	Solve constrained system with penalty method; see ConstrainedSolver. More...
class	mfem::PenaltyPCGSolver
class	mfem::PenaltyGMRESSolver
class	mfem::SchurConstrainedSolver
	Solve constrained system by solving original mixed system; see ConstrainedSolver. More...
class	mfem::SchurConstrainedHypreSolver
	Basic saddle-point solver with assembled blocks (ie, the operators are assembled HypreParMatrix objects.) More...

Namespaces
namespace	mfem

Functions
SparseMatrix *	mfem::BuildNormalConstraints (FiniteElementSpace &fespace, Array< int > &constrained_att, Array< int > &constraint_rowstarts, bool parallel=false)
	Build a matrix constraining normal components to zero.
SparseMatrix *	mfem::ParBuildNormalConstraints (ParFiniteElementSpace &fespace, Array< int > &constrained_att, Array< int > &constraint_rowstarts)
	Parallel wrapper for BuildNormalConstraints.