... to the asymp-totic progress of either the adaptive weights or the MSE to-ward the optimal solutions. The convergence (as well as the stability) of the system is dependent on the step-size. The step-size ... (20)where clare the tap weights of the predictor. The output of the PEF, yPEF,k, is defined as the subtraction of the estimate of the interference given in (20) from the current input sampleyPEF,k= ... xkis the input vector to the equalizer, wkis the vec-tor of adapted tap weights, dkis the desired signal,dkis the output of the decision-device when ykis its input, ekis the error...