numpy.polynomial.polynomial.polycompanion(c)

Chebyshev.truncate(size)

Polynomial.truncate(size)

numpy.polynomial.chebyshev.chebroots(c)

HermiteE.has_samecoef(other)

numpy.polynomial.legendre.legvander3d(x, y, z, deg)

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

Hermite.copy()

numpy.polynomial.chebyshev.chebval2d(x, y, c)

Chebyshev.roots()