Greer Rick Trees and Hills: Methodology for maximizing functions of systems fo linear relations - Amsterdam North-Holland 1984 - xiv, 352p. cm. - North-Holland Mathematics Studies; 96. Annals of discrete mathematics; 22 . Bibliography 347-49p Standard No.: 40229 Source: Textual Subjects--Topical Terms: CombinationPermutation Dewey Class. No.: B217, M4-;1