KSPGetIterationNumber#
Gets the current iteration number; if the KSPSolve() is complete, returns the number of iterations used.
Synopsis#
#include "petscksp.h"
PetscErrorCode KSPGetIterationNumber(KSP ksp, PetscInt *its)
Not Collective
Input Parameter#
ksp - the iterative context
Output Parameter#
its - number of iterations
Note#
During the ith iteration this returns i-1
See Also#
KSP: Linear System Solvers, KSP, KSPGetResidualNorm(), KSPBuildResidual(), KSPGetTotalIterations()
Level#
intermediate
Location#
Examples#
src/ksp/ksp/tutorials/ex52.c
src/ksp/ksp/tutorials/ex52f.F90
src/tao/pde_constrained/tutorials/hyperbolic.c
src/snes/tutorials/ex3.c
src/tao/pde_constrained/tutorials/parabolic.c
src/tao/pde_constrained/tutorials/elliptic.c
src/ksp/pc/tutorials/ex3.c
src/ksp/pc/tutorials/ex2.c
src/ksp/pc/tutorials/ex1.c
src/ksp/ksp/tutorials/bench_kspsolve.c
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages