Before revision:  We introduce here a new family of fixed point iterations that include the classical iterations for the numerical computation of G . We perform a detailed convergence analysis and prove that the iterations in the new class converge faster than the classical iterations.
After revision:  We introduce here a new family of fixed point iterations that include the classical iterations for the numerical computation of G , that includes the classical iterations, is introduced. A detailed convergence analysis and prove that the iterations in the new class converge faster than the classical iterations.