Problems and Methods of Optimal Control 53 He looked for anatomical relationships 70174 Stuttgart He looked for anatomical relationships highlighting the relation between the location of the primary tumors and the particular patterns of metastasis observed Das Buch der Werte The purpose of this book is to meet this need in the English language scientific literature and to present consistently small parameter techniques relating to the constructive investigation of some classes of optimal control problems which often arise in prac tice An essential feature of the procedures for solving optimal control problems consists in the necessity for dealing with two point boundary value problems for nonlinear and