petsc-3.7.1 2016-05-15
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ISCreate

Creates an index set object.

Synopsis

#include "petscis.h"  
PetscErrorCode  ISCreate(MPI_Comm comm,IS *is)
Collective on MPI_Comm Many br

Input Parameters

comm -the MPI communicator Many br

Output Parameter

is -the new index set Many br

Notes

When the communicator is not MPI_COMM_SELF, the operations on IS are NOT Many brconceptually the same as MPI_Group operations. The IS are then Many brdistributed sets of indices and thus certain operations on them are Many brcollective. Many br

Many br

See Also

ISCreateGeneral(), ISCreateStride(), ISCreateBlock(), ISAllGather()

Level:beginner
Location:
src/vec/is/is/interface/isreg.c
Index of all IS routines
Table of Contents for all manual pages
Index of all manual pages