petsc-3.13.6 2020-09-29

SNESSetGridSequence

sets the number of steps of grid sequencing that SNES does

#include "petscsnes.h"  
PetscErrorCode  SNESSetGridSequence(SNES snes,PetscInt steps)

Logically Collective on SNES

	snes	- the SNES context
	steps	- the number of refinements to do, defaults to 0

-snes_grid_sequence <steps> -

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

intermediate