KSPGMRESSetHapTol
Sets the tolerence for GMRES and FGMRES to declare happy breakdown. for GMRES before restart.
Synopsis
int KSPGMRESSetHapTol(KSP ksp,PetscReal tol)
Collective on KSP
Input Parameters
| ksp | - the iterative context
|
| tol | - the tolerance (1.e-10 is the default)
|
Options Database Key
-ksp_gmres_haptol <tol> -
Keywords
KSP, GMRES, set, happy breakdown
See Also
KSPGMRESSetOrthogonalization(), KSPGMRESSetPreallocateVectors()
Level:advanced
Location:src/sles/ksp/impls/gmres/gmres2.c
Index of all KSP routines
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