'Returns the ``IndexedBase`` of the ``Indexed`` object.
Examples
>>> from sympy import Indexed, IndexedBase, Idx, symbols
>>> i, j = symbols(\'i j\', cls=Idx)
>>> Indexed(\'A\', i, j).base
A
>>> B = IndexedBase(\'B\')
>>> B == B[i, j].base
True'

@property
def base(self):

    return self.args[0]
