cabe pensar en sustituir la trayectoria deseada (que resulta en las circunstancias mencionadas poco realista) por una trayectoria de aproximación a la deseada. En Hess y Jung (1989) y Ollero
be thought of replacing the desired trajectory (resulting in unrealistic circumstances mentioned) by a path to the desired approach. in hess and jung (1989) and potter
It is thought to replace the desired trajectory (that is in the above-mentioned circumstances unrealistic) along the path of approximation to the desired. In Hess and Jung (1989) and Ollero