slepc-3.20.2 2024-03-15
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EPSMonitorFirst

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

Synopsis

#include "slepceps.h" 
PetscErrorCode EPSMonitorFirst(EPS eps,PetscInt its,PetscInt nconv,PetscScalar *eigr,PetscScalar *eigi,PetscReal *errest,PetscInt nest,PetscViewerAndFormat *vf)
Collective

Input Parameters

eps  - 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

Options Database Key

-eps_monitor  - activates EPSMonitorFirst()

See Also

EPSMonitorSet(), EPSMonitorAll(), EPSMonitorConverged()

Level

intermediate

Location

src/eps/interface/epsmon.c

Index of all EPS routines
Table of Contents for all manual pages
Index of all manual pages