PETSc version 3.17.5
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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 Parameters

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

Output Parameter

Xcoarse - result of restriction

See Also

SNESFASSetRestriction(), SNESFASSetInjection()

Level

developer

Location

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