# QEPGetWhichEigenpairs

Returns which portion of the spectrum is to be sought.

### Synopsis

    #include "slepcqep.h"
    PetscErrorCode QEPGetWhichEigenpairs(QEP qep,QEPWhich *which)

Not Collective

### Input Parameter

qep - eigensolver context obtained from QEPCreate()

### Output Parameter

which - the portion of the spectrum to be sought

### Notes

See QEPSetWhichEigenpairs() for possible values of 'which'.

### See Also

QEPSetWhichEigenpairs(), QEPWhich

Location: src/qep/interface/qepopts.c
Index of all QEP routines
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Index of all manual pages