rings.py 文件源码

def add(self, *objs):
        """
        Add a sequence of polynomials or containers of polynomials.

        Example
        -------
        >>> from sympy.polys.rings import ring
        >>> from sympy.polys.domains import ZZ

        >>> R, x = ring("x", ZZ)
        >>> R.add([ x**2 + 2*i + 3 for i in range(4) ])
        4*x**2 + 24
        >>> _.factor_list()
        (4, [(x**2 + 6, 1)])

        """
        p = self.zero

        for obj in objs:
            if is_sequence(obj, include=GeneratorType):
                p += self.add(*obj)
            else:
                p += obj

        return p