slepc-3.14.2 2021-02-01
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# PEPMonitorFirst

Print the first unconverged approximate value and error estimate at each iteration of the polynomial eigensolver.

### Synopsis

    #include "slepcpep.h"
    PetscErrorCode PEPMonitorFirst(PEP pep,PetscInt its,PetscInt nconv,PetscScalar *eigr,PetscScalar *eigi,PetscReal *errest,PetscInt nest,PetscViewerAndFormat *vf)

Collective on pep

### Input Parameters

| pep | - polynomial eigensolver context
| its | - iteration number
| nconv | - number of converged eigenpairs so far
| eigr | - real part of the eigenvalues
| eigi | - imaginary part of the eigenvalues
| errest | - error estimates
| nest | - number of error estimates to display
| vf | - viewer and format for monitoring

### See Also

PEPMonitorSet(), PEPMonitorAll(), PEPMonitorConverged()

Location: src/pep/interface/pepmon.c
Index of all PEP routines
Table of Contents for all manual pages
Index of all manual pages