...
        def __mul__(self, x2: float) -> NormalDist: ...
        def __truediv__(self, x2: float) -> NormalDist: ...
        def __pos__(self) -> NormalDist: ...
        def __neg__(self) -> NormalDist: ...
        __radd__ = __add__
        def __rsub__(self, x2: Union[float, NormalDist]) -> NormalDist: ...
        __rmul__ = __mul__
        def __hash__(self) -> int: ...
PK