LGMRES Solver

o HYPRE_LGMRESSetup
Prepare to solve the system.
o HYPRE_LGMRESSolve
Solve the system.
o HYPRE_LGMRESSetTol
(Optional) Set the convergence tolerance
o HYPRE_LGMRESSetAbsoluteTol
(Optional) Set the absolute convergence tolerance (default is 0).
o HYPRE_LGMRESSetMaxIter
(Optional) Set maximum number of iterations
o HYPRE_LGMRESSetKDim
(Optional) Set the maximum size of the approximation space (includes the augmentation vectors)
o HYPRE_LGMRESSetAugDim
(Optional) Set the number of augmentation vectors (default: 2)
o HYPRE_LGMRESSetPrecond
(Optional) Set the preconditioner to use
o HYPRE_LGMRESSetLogging
(Optional) Set the amount of logging to do
o HYPRE_LGMRESSetPrintLevel
(Optional) Set the amount of printing to do to the screen
o HYPRE_LGMRESGetNumIterations
Return the number of iterations taken
o HYPRE_LGMRESGetFinalRelativeResidualNorm
Return the norm of the final relative residual
o HYPRE_LGMRESGetResidual
Return the residual
o HYPRE_LGMRESGetTol
o HYPRE_LGMRESGetMaxIter
o HYPRE_LGMRESGetKDim
o HYPRE_LGMRESGetAugDim
o HYPRE_LGMRESGetPrecond
o HYPRE_LGMRESGetLogging
o HYPRE_LGMRESGetPrintLevel
o HYPRE_LGMRESGetConverged

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