conatus.expert.ChebyshevU¶ conatus.expert.ChebyshevU(coord, size, bounds, dealias=REQUIRED)[source]¶ Chebyshev polynomials of the second kind U_n = C_n^(1) (Dedalus ChebyshevU). Parameters: coord (Coordinate) size (int) bounds (tuple[float, float]) dealias (Any) Return type: Ultraspherical