Series.
gt
Compare if the current value is greater than the other.
>>> df = ps.DataFrame({'a': [1, 2, 3, 4], ... 'b': [1, np.nan, 1, np.nan]}, ... index=['a', 'b', 'c', 'd'], columns=['a', 'b'])
>>> df.a > 1 a False b True c True d True Name: a, dtype: bool
>>> df.b.gt(1) a False b False c False d False Name: b, dtype: bool