KSPPIPEGCRGetMmax#

get the maximum number of previous directions PIPEGCR will store

Synopsis#

#include "petscksp.h"  
PetscErrorCode KSPPIPEGCRGetMmax(KSP ksp, PetscInt *mmax)

Note: PIPEGCR stores mmax+1 directions at most (mmax previous ones, and one current one)

Not Collective

Input Parameter#

  • ksp - the Krylov space context

Output Parameter#

  • mmax - the maximum number of previous directions allowed for orthogonalization

See Also#

KSPPIPEGCR, KSPPIPEGCRGetTruncationType(), KSPPIPEGCRGetNprealloc(), KSPPIPEGCRSetMmax()

Level#

intermediate

Location#

src/ksp/ksp/impls/gcr/pipegcr/pipegcr.c


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Index of all KSP routines
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Index of all manual pages