#include "petscsnes.h" PetscErrorCode SNESQNSetRestartType(SNES snes, SNESQNRestartType rtype)Logically Collective on SNES Many br
snes | - the iterative context Many br | |
rtype | - restart type Many br |
-snes_qn_restart_type <powell,periodic,none> | - set the restart type Many br | |
-snes_qn_m <m> | - sets the number of stored updates and the restart period for periodic Many br |
Many br
SNES_QN_RESTART_NONE | - never restart Many br | |
SNES_QN_RESTART_POWELL | - restart based upon descent criteria Many br | |
SNES_QN_RESTART_PERIODIC | - restart after a fixed number of iterations Many br |
Level:intermediate
Location:src/snes/impls/qn/qn.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages