# QEPGetLeftVectorsWanted

Returns the flag indicating whether left eigenvectors are required or not.

### Synopsis

    #include "slepcqep.h"
    PetscErrorCode QEPGetLeftVectorsWanted(QEP qep,PetscBool *leftvecs)

Not Collective

### Input Parameter

qep - the eigensolver context

### Output Parameter

leftvecs - the returned flag

### See Also

QEPSetLeftVectorsWanted()

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