8#include <prdc/crystal/SymmetryGroup.tpp>
9#include <prdc/crystal/SpaceSymmetry.tpp>
14 template class SymmetryGroup< SpaceSymmetry<1> >;
15 template class SymmetryGroup< SpaceSymmetry<2> >;
16 template class SymmetryGroup< SpaceSymmetry<3> >;
PSCF package top-level namespace.