petsc-3.12.4 2020-02-04
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# PCFactorGetZeroPivot

Gets the tolerance used to define a zero privot

### Synopsis

    #include "petscpc.h"
    PetscErrorCode  PCFactorGetZeroPivot(PC pc,PetscReal *pivot)

Not Collective

### Input Parameters

pc -the preconditioner context

### Output Parameter

pivot -the tolerance

### See Also

PCFactorSetZeroPivot()

### Level

intermediate

### Location

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

### Implementations

PCFactorGetZeroPivot_Factor in src/ksp/pc/impls/factor/factimpl.c
Index of all PC routines
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Index of all manual pages