SStruct SysPFMG Solver


int HYPRE_SStructSysPFMGCreate( MPI_Comm comm, HYPRE_SStructSolver *solver )
Create a solver object
HYPRE_SStructSysPFMGDestroy
Destroy a solver object
HYPRE_SStructSysPFMGSetup
Prepare to solve the system
int HYPRE_SStructSysPFMGSolve(HYPRE_SStructSolver solver, HYPRE_SStructMatrix A, HYPRE_SStructVector b, HYPRE_SStructVector x)
Solve the system
int HYPRE_SStructSysPFMGSetTol(HYPRE_SStructSolver solver, double tol)
(Optional) Set the convergence tolerance
int HYPRE_SStructSysPFMGSetMaxIter(HYPRE_SStructSolver solver, int max_iter)
(Optional) Set maximum number of iterations
int HYPRE_SStructSysPFMGSetRelChange(HYPRE_SStructSolver solver, int rel_change)
(Optional) Additionally require that the relative difference in successive iterates be small
HYPRE_SStructSysPFMGSetZeroGuess
(Optional) Use a zero initial guess
HYPRE_SStructSysPFMGSetNonZeroGuess
(Optional) Use a nonzero initial guess
HYPRE_SStructSysPFMGSetRelaxType
(Optional) Set relaxation type
int HYPRE_SStructSysPFMGSetJacobiWeight(HYPRE_SStructSolver solver, double weight)
(Optional) Set Jacobi Weight
int HYPRE_SStructSysPFMGSetNumPreRelax(HYPRE_SStructSolver solver, int num_pre_relax)
(Optional) Set number of relaxation sweeps before coarse-grid correction
int HYPRE_SStructSysPFMGSetNumPostRelax(HYPRE_SStructSolver solver, int num_post_relax)
(Optional) Set number of relaxation sweeps after coarse-grid correction
HYPRE_SStructSysPFMGSetSkipRelax
(Optional) Skip relaxation on certain grids for isotropic problems
int HYPRE_SStructSysPFMGSetLogging(HYPRE_SStructSolver solver, int logging)
(Optional) Set the amount of logging to do
int HYPRE_SStructSysPFMGSetPrintLevel(HYPRE_SStructSolver solver, int print_level)
(Optional) Set the amount of printing to do to the screen
int HYPRE_SStructSysPFMGGetNumIterations(HYPRE_SStructSolver solver, int *num_iterations)
Return the number of iterations taken
int HYPRE_SStructSysPFMGGetFinalRelativeResidualNorm( HYPRE_SStructSolver solver, double *norm)
Return the norm of the final relative residual

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