# QEPGetOperationCounters

Gets the total number of matrix-vector products, dot products, and linear solve iterations used by the QEP object during the last QEPSolve() call.

### Synopsis

    #include "slepcqep.h"
    PetscErrorCode QEPGetOperationCounters(QEP qep,PetscInt* matvecs,PetscInt* dots,PetscInt* lits)

Not Collective

### Input Parameter

qep - quadratic eigensolver context

### Output Parameter

| matvecs | - number of matrix-vector product operations
| dots | - number of dot product operations
| lits | - number of linear iterations

### Notes

These counters are reset to zero at each successive call to QEPSolve().

Location: src/qep/interface/qepsolve.c
Index of all QEP routines
Table of Contents for all manual pages
Index of all manual pages