...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards
...one of the most highly regarded and expertly designed C++ library projects in the world.
boost::mpi::operator!= — Determines whether two process groups are not identical.
bool operator!=(const group & g1, const group & g2);
Equivalent to calling MPI_Group_compare and checking whether the result is not MPI_IDENT.
MPI_Group_compare
MPI_IDENT
Returns:
False when the two process groups contain the same processes in the same order.