def viewkeys(self):
        return KeysView(self)
Construct a new ``RootSum`` instance of roots of a polynomial.
dataset/ETHPy150Open baseblack/ReproWeb/3rdParty/python/ordereddict.py/OrderedDict.viewkeys--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/polys/rootoftools.py/RootSum.__new__