slepc-3.17.2 2022-08-09
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# 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

PEPCISSSetThreshold()

Location: src/pep/impls/ciss/pciss.c
Index of all PEP routines
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Index of all manual pages