GMRES Solver
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HYPRE_GMRESSetup
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Prepare to solve the system
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int HYPRE_GMRESSolve(HYPRE_Solver solver, HYPRE_Matrix A, HYPRE_Vector b, HYPRE_Vector x)
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Solve the system
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int HYPRE_GMRESSetTol(HYPRE_Solver solver, double tol)
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(Optional) Set the relative convergence tolerance
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HYPRE_GMRESSetAbsoluteTol
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(Optional) Set the absolute convergence tolerance (default is 0)
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int HYPRE_GMRESSetMaxIter(HYPRE_Solver solver, int max_iter)
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(Optional) Set maximum number of iterations
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int HYPRE_GMRESSetKDim(HYPRE_Solver solver, int k_dim)
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(Optional) Set the maximum size of the Krylov space
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int HYPRE_GMRESSetRelChange(HYPRE_Solver solver, int rel_change)
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(Optional) Additionally require that the relative difference in
successive iterates be small
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int HYPRE_GMRESSetPrecond(HYPRE_Solver solver, HYPRE_PtrToSolverFcn precond, HYPRE_PtrToSolverFcn precond_setup, HYPRE_Solver precond_solver)
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(Optional) Set the preconditioner to use
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int HYPRE_GMRESSetLogging(HYPRE_Solver solver, int logging)
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(Optional) Set the amount of logging to do
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int HYPRE_GMRESSetPrintLevel(HYPRE_Solver solver, int level)
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(Optional) Set the amount of printing to do to the screen
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int HYPRE_GMRESGetNumIterations(HYPRE_Solver solver, int *num_iterations)
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Return the number of iterations taken
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int HYPRE_GMRESGetFinalRelativeResidualNorm(HYPRE_Solver solver, double *norm)
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Return the norm of the final relative residual
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int HYPRE_GMRESGetResidual(HYPRE_Solver solver, void **residual)
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Return the residual
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int HYPRE_GMRESGetTol(HYPRE_Solver solver, double *tol)
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int HYPRE_GMRESGetAbsoluteTol(HYPRE_Solver solver, double *tol)
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int HYPRE_GMRESGetMaxIter(HYPRE_Solver solver, int *max_iter)
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int HYPRE_GMRESGetKDim(HYPRE_Solver solver, int *k_dim)
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int HYPRE_GMRESGetRelChange(HYPRE_Solver solver, int *rel_change)
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int HYPRE_GMRESGetPrecond(HYPRE_Solver solver, HYPRE_Solver *precond_data_ptr)
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int HYPRE_GMRESGetLogging(HYPRE_Solver solver, int *level)
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int HYPRE_GMRESGetPrintLevel(HYPRE_Solver solver, int *level)
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int HYPRE_GMRESGetConverged(HYPRE_Solver solver, int *converged)
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