@staticmethod
    def Add(expr, assumptions):
        if expr.is_number:
            return AskRealHandler._number(expr, assumptions)
        return test_closed_group(expr, assumptions, Q.hermitian)
:returns: Collection of JSONized Node objects.
dataset/ETHPy150Open sympy/sympy/sympy/assumptions/handlers/sets.py/AskHermitianHandler.Add--crossover with--dataset/ETHPy150Open openstack/fuel-web/nailgun/nailgun/extensions/network_manager/handlers/nic.py/NodeCollectionNICsHandler.PUT