PCFactorSetReuseFill#

When matrices with different nonzero structure are factored, this causes later ones to use the fill ratio computed in the initial factorization.

Synopsis#

#include "petscpc.h" 
PetscErrorCode PCFactorSetReuseFill(PC pc, PetscBool flag)

Logically Collective

Input Parameters#

Options Database Key#

See Also#

KSP: Linear System Solvers, PCLU, PCCHOLESKY, PCILU, PCICC, PCFactorSetReuseOrdering(), PCFactorSetFill()

Level#

intermediate

Location#

src/ksp/pc/impls/factor/factor.c

Implementations#

PCFactorSetReuseFill_Factor() in src/ksp/pc/impls/factor/factor.c


Index of all PC routines
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Index of all manual pages