Struct PFMG Solver


int HYPRE_StructPFMGCreate(MPI_Comm comm, HYPRE_StructSolver *solver)
Create a solver object
int HYPRE_StructPFMGDestroy(HYPRE_StructSolver solver)
Destroy a solver object
int HYPRE_StructPFMGSetup(HYPRE_StructSolver solver, HYPRE_StructMatrix A, HYPRE_StructVector b, HYPRE_StructVector x)
int HYPRE_StructPFMGSolve(HYPRE_StructSolver solver, HYPRE_StructMatrix A, HYPRE_StructVector b, HYPRE_StructVector x)
Solve the system
int HYPRE_StructPFMGSetTol(HYPRE_StructSolver solver, double tol)
(Optional) Set the convergence tolerance
int HYPRE_StructPFMGSetMaxIter(HYPRE_StructSolver solver, int max_iter)
(Optional) Set maximum number of iterations
int HYPRE_StructPFMGSetRelChange(HYPRE_StructSolver solver, int rel_change)
(Optional) Additionally require that the relative difference in successive iterates be small
int HYPRE_StructPFMGSetZeroGuess(HYPRE_StructSolver solver)
(Optional) Use a zero initial guess
int HYPRE_StructPFMGSetNonZeroGuess(HYPRE_StructSolver solver)
(Optional) Use a nonzero initial guess
int HYPRE_StructPFMGSetRelaxType(HYPRE_StructSolver solver, int relax_type)
(Optional) Set relaxation type
int HYPRE_StructPFMGSetNumPreRelax(HYPRE_StructSolver solver, int num_pre_relax)
(Optional) Set number of pre-relaxation sweeps
int HYPRE_StructPFMGSetNumPostRelax(HYPRE_StructSolver solver, int num_post_relax)
(Optional) Set number of post-relaxation sweeps
int HYPRE_StructPFMGSetSkipRelax(HYPRE_StructSolver solver, int skip_relax)
(Optional) Skip relaxation on certain grids for isotropic problems
int HYPRE_StructPFMGSetLogging(HYPRE_StructSolver solver, int logging)
(Optional) Set the amount of logging to do
int HYPRE_StructPFMGGetNumIterations(HYPRE_StructSolver solver, int *num_iterations)
Return the number of iterations taken
int HYPRE_StructPFMGGetFinalRelativeResidualNorm(HYPRE_StructSolver solver, double *norm)
Return the norm of the final relative residual
alphabetic index hierarchy of classes


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