Pinho, Maria do Rosario Optimal control problems with constraints Maria do Rosario Pinho; Maria Margarida Ferreira - Bucuresti Ed. Electus 2002 - 138 p 24 cm - Matematica aplicata si industriala 10 . Contine bibliogr ISBN: 9738554527 Subjects--Topical Terms: Ekeland's theoremOn special matrice Dewey Class. No.: 517. 97