KSPGMRESPrestartSet
Sets the number of vectors that GMRES will reuse in future solves from the first solver after this call.
Synopsis
int KSPGMRESPrestartSet(KSP ksp,int pre)
Collective on KSP
Input Parameter
ksp | - iterative context obtained from KSPCreate
|
pre | - number of directions
|
Options Database Key
-ksp_gmres_prestart <pre> -
Keywords
KSP, GMRES, vectors prestarted GMRES
See Also
KSPGMRESSetRestart(), KSPGMRESSetOrthogonalization()
Level:intermediate
Location:src/sles/ksp/impls/gmres/gmpre.c
KSP Index
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