00640nam a22001931 4500 1/13720 981012s1971 enk 001 00eng d 0080160530 14180 DLC GR-PeUP 519.7 LA. Lange, Oscar, 1904-1965. Optimal decisions: principles of programming/ by Oskar Lange. Oxford: Pergamon Press, 1971. 292p.: fig.; 22cm. Includes bibliographical references & index. Programming (Mathematics). Operations research. INST UNIPILB MAIN 20040709 519.7 LA. 00106929 00106929 LOAN 0 1