SNESQNRestartType#
the restart approached used by SNESQN
Values#
SNES_QN_RESTART_NONE- never restartSNES_QN_RESTART_POWELL- restart based upon descent criteriaSNES_QN_RESTART_PERIODIC- restart after a fixed number of iterations
Options Database Keys#
-snes_qn_restart_type <powell,periodic,none> - set the restart type
-snes_qn_m
- sets the number of stored updates and the restart period for periodic
See Also#
SNES, SNESQN, SNESQNSetScaleType(), SNESQNType, SNESQNSetType(), SNESQNSetRestartType(), SNESQNScaleType`
Level#
intermediate
Location#
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages