numpy.polynomial.polynomial.polyval2d(x, y, c)

Polynomial.truncate(size)

numpy.polynomial.polynomial.polyvander(x, deg)

Polynomial.cutdeg(deg)

classmethod Polynomial.fit(x, y, deg, domain=None, rcond=None, full=False, w=None, window=None)

Polynomial.convert(domain=None, kind=None, window=None)

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

Polynomial.copy()