petsc-3.9.4 2018-09-11
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SNESFASRestrict

restrict a Vec to the next coarser level

Synopsis

#include "petscsnes.h"  
PetscErrorCode SNESFASRestrict(SNES fine,Vec Xfine,Vec Xcoarse)
Collective

Input Arguments

fine - SNES from which to restrict
Xfine - vector to restrict

Output Arguments

Xcoarse -result of restriction

See Also

SNESFASSetRestriction(), SNESFASSetInjection()

Level

developer

Location

src/snes/impls/fas/fas.c
Index of all SNESFAS routines
Table of Contents for all manual pages
Index of all manual pages