petsc-3.7.1 2016-05-15
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DMRestrict

restricts user-defined problem data to a coarser DM by running hooks registered by DMCoarsenHookAdd()

Synopsis

#include "petscdm.h"          
#include "petscdmlabel.h"     
PetscErrorCode DMRestrict(DM fine,Mat restrct,Vec rscale,Mat inject,DM coarse)
Collective if any hooks are Many br

Input Arguments

fine - finer DM to use as a base Many br
restrct - restriction matrix, apply using MatRestrict() Many br
inject - injection matrix, also use MatRestrict() Many br
coarse - coarer DM to update Many br

Many br

See Also

DMCoarsenHookAdd(), MatRestrict()

Level:developer
Location:
src/dm/interface/dm.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages