PCNONE#
This is used when you wish to employ a nonpreconditioned Krylov method.
Developer Note#
This is implemented by a VecCopy(). It would be nice if the KSP implementations could be organized to avoid this copy without making them
more complex.
See Also#
KSP: Linear System Solvers, PCCreate(), PCSetType(), PCType, PC
Level#
beginner
Location#
Examples#
src/ts/tutorials/ex20opt_ic.c
src/snes/tutorials/ex1.c
src/tao/unconstrained/tutorials/eptorsion2.c
src/snes/tutorials/ex1f.F90
src/ksp/ksp/tutorials/ex7f.F90
src/ksp/ksp/tutorials/ex60.c
src/ts/tutorials/ex20opt_p.c
src/snes/tutorials/ex99.c
src/ksp/ksp/tutorials/ex7.c
src/ksp/ksp/tutorials/ex27.c
Index of all PC routines
Table of Contents for all manual pages
Index of all manual pages