equation_solver.hpp File Reference

This file contains the declaration of an equation solver wrapper. More...

#include <memory>
#include <optional>
#include <variant>
#include <utility>
#include "mpi.h"
#include "mfem.hpp"
#include "serac/infrastructure/input.hpp"
#include "serac/numerics/solver_config.hpp"
#include "serac/numerics/petsc_solvers.hpp"

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Classes
class	serac::EquationSolver
	This class manages the objects typically required to solve a nonlinear set of equations arising from discretization of a PDE of the form F(x) = 0. Specifically, it has. More...
class	serac::SuperLUSolver
	A wrapper class for using the MFEM SuperLU solver with a HypreParMatrix. More...
struct	FromInlet< serac::LinearSolverOptions >
	Prototype the specialization for Inlet parsing. More...
struct	FromInlet< serac::NonlinearSolverOptions >
	Prototype the specialization for Inlet parsing. More...
struct	FromInlet< serac::EquationSolver >
	Prototype the specialization for Inlet parsing. More...

Namespaces
	serac
	Accelerator functionality.

Functions
std::unique_ptr< mfem::HypreParMatrix >	serac::buildMonolithicMatrix (const mfem::BlockOperator &block_operator)
	Function for building a monolithic parallel Hypre matrix from a block system of smaller Hypre matrices. More...
std::unique_ptr< mfem::NewtonSolver >	serac::buildNonlinearSolver (const NonlinearSolverOptions &nonlinear_opts, const LinearSolverOptions &linear_opts, mfem::Solver &preconditioner, MPI_Comm comm=MPI_COMM_WORLD)
	Build a nonlinear solver using the nonlinear option struct. More...
std::pair< std::unique_ptr< mfem::Solver >, std::unique_ptr< mfem::Solver > >	serac::buildLinearSolverAndPreconditioner (LinearSolverOptions linear_opts={}, MPI_Comm comm=MPI_COMM_WORLD)
	Build the linear solver and its associated preconditioner given a linear options struct. More...
std::unique_ptr< mfem::Solver >	serac::buildPreconditioner (LinearSolverOptions linear_opts,[[maybe_unused]] MPI_Comm comm=MPI_COMM_WORLD)
	Build a preconditioner from the available options. More...

Detailed Description

This file contains the declaration of an equation solver wrapper.

This file contains the declaration of a trust region subspace solver.

Definition in file equation_solver.hpp.