petsc-3.7.7 2017-09-25
Report Typos and Errors

KSP_DIVERGED_NONSYMMETRIC

It appears the operator or preconditioner is not symmetric and this Krylov method (KSPCG, KSPMINRES, KSPCR) requires symmetry

See Also

KSPSolve(), KSPGetConvergedReason(), KSPConvergedReason, KSPSetTolerances()

Level:beginner
Location:
src/ksp/ksp/../../../include/petscksp.h
Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages