PCILUSetReuseReordering
When similar matrices are factored, this causes the ordering computed in the first factor to be used for all following factors; applies to both fill and drop tolerance ILUs.
Synopsis
int PCILUSetReuseReordering(PC pc,PetscTruth flag)
Collective on
PC
Input Parameters
pc | - the preconditioner context
|
flag | - PETSC_TRUE to reuse else PETSC_FALSE
|
Options Database Key
-pc_ilu_reuse_reordering -Activate PCILUSetReuseReordering()
Keywords
PC, levels, reordering, factorization, incomplete, ILU
See Also
PCILUSetReuseFill()
Location: src/pc/impls/ilu/ilu.c
PC Index
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