Beltrami Edward J Algorithms approach to nonlinear analysis and opti Beltrami Edward J - New York Academic Press 1970 - xiv,235p cm. - Mathematics in Science and Engineering Series of Monographs and Textbooks Ed by Richard Bellman. 63 . Bibliography: P 229-230; Appendixes: P 204-228 Source: General Book Subjects--Topical Terms: Equations Dewey Class. No.: B331, L0