SNESSetGridSequence#
sets the number of steps of grid sequencing that SNES will do
Synopsis#
#include "petscsnes.h"
PetscErrorCode SNESSetGridSequence(SNES snes, PetscInt steps)
Logically Collective
Input Parameters#
snes - the
SNEScontextsteps - the number of refinements to do, defaults to 0
Options Database Key#
-snes_grid_sequence
- Use grid sequencing to generate initial guess
Note#
Use SNESGetSolution() to extract the fine grid solution after grid sequencing.
See Also#
SNES: Nonlinear Solvers, SNES, SNESSetTrustRegionTolerance(), SNESGetLagPreconditioner(), SNESSetLagJacobian(), SNESGetLagJacobian(), SNESGetGridSequence(),
SNESetDM()
Level#
intermediate
Location#
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages