Faber polynomials

In mathematics, the Faber polynomials Pm of a Laurent series
 * $$\displaystyle f(z)=z^{-1}+a_0+a_1z+\cdots$$

are the polynomials such that
 * $$\displaystyle P_m(f)-z^{-m}$$

vanishes at z=0. They were introduced by and studied by  and.