PEPCISSGetThreshold — SLEPc 3.25.1 documentation

Skip to main content
`Ctrl`+`K`

# PEPCISSGetThreshold

Gets the values of various threshold parameters in the CISS solver.

## Synopsis

    #include "slepcpep.h"
    PetscErrorCode PEPCISSGetThreshold(PEP pep,PetscReal *delta,PetscReal *spur)

Not Collective

## Input Parameter

- pep - the polynomial eigensolver context

## Output Parameters

- delta - threshold for numerical rank

- spur - spurious threshold (to discard spurious eigenpairs)

## See Also

PEP: Polynomial Eigenvalue Problems, `PEPCISS`, `PEPCISSSetThreshold()`

## Level

advanced

## Location

src/pep/impls/ciss/pciss.c

## Implementations

PEPCISSGetThreshold_CISS() in src/pep/impls/ciss/pciss.c

Index of all PEP routines Table of Contents for all manual pages Index of all manual pages