message: geomodel_builder_topology.h edited online with Bitbucket
diff: @@ -191,6 +191,7 @@ namespace RINGMesh {
  gmme_access.copy( from.mesh_entity( id ) );
  }
  }
  +
  index_t check_if_boundary_incident_entity_relation_already_exists(
  const gmme_id& incident_entity,
  const gmme_id& boundary ) ;
  