petsc-3.11.4 2019-09-28
Report Typos and Errors

SNESGetGridSequence

 gets the number of steps of grid sequencing that SNES does

Synopsis

#include "petscsnes.h"  
PetscErrorCode  SNESGetGridSequence(SNES snes,PetscInt *steps)
Logically Collective on SNES

Input Parameter

snes -the SNES context

Output Parameter

steps -the number of refinements to do, defaults to 0

Options Database Keys

-snes_grid_sequence <steps> -

Notes

Use SNESGetSolution() to extract the fine grid solution after grid sequencing.

Keywords

SNES, nonlinear, set, convergence, tolerances

See Also

SNESSetTrustRegionTolerance(), SNESGetLagPreconditioner(), SNESSetLagJacobian(), SNESGetLagJacobian(), SNESSetGridSequence()

Level

intermediate

Location

src/snes/interface/snes.c
Index of all SNES routines
Table of Contents for all manual pages
Index of all manual pages