MFNMonitorDefaultDrawLG#
Plots the error estimate of the current approximation at each iteration of the matrix function solver.
Synopsis#
#include "slepcmfn.h"
PetscErrorCode MFNMonitorDefaultDrawLG(MFN mfn,PetscInt its,PetscReal errest,PetscViewerAndFormat *vf)
Collective
Input Parameters#
mfn - the matrix function solver context
its - iteration number
errest - error estimate
vf - viewer and format for monitoring
Options Database Key#
-mfn_monitor draw::draw_lg - activates
MFNMonitorDefaultDrawLG()
Notes#
This is not called directly by users, rather one calls MFNMonitorSet(), with this
function as an argument, to cause the monitor to be used during the MFN solve.
Call MFNMonitorDefaultDrawLGCreate() to create the context used with this monitor.
See Also#
MFN: Matrix Function, MFNMonitorSet(), MFNMonitorDefaultDrawLGCreate()
Level#
intermediate
Location#
Index of all MFN routines Table of Contents for all manual pages Index of all manual pages