numpy.min_scalar_type(a) For scalar a, returns the data type with the smallest size and smallest scalar

numpy.polynomial.legendre.legroots(c)

New in version 1.4.0. This module provides a number of objects (mostly functions) useful for dealing with Polynomial series

numpy.polynomial.hermite_e.hermefromroots(roots)

numpy.set_string_function(f, repr=True)

numpy.polynomial.chebyshev.chebfromroots(roots)

numpy.in1d(ar1, ar2, assume_unique=False, invert=False)

numpy.polynomial.polynomial.polysub(c1, c2)

numpy.polynomial.hermite.hermtrim(c, tol=0)

numpy.polynomial.hermite_e.hermetrim(c, tol=0)