Berger, Melvyn S. 1939- Perspectives in nonlinearity; an introduction to nonlinear analysis/ Melvyn Berger and Marion Berger. - New York: W.A. Benjamin, 1968. - 189 p.: 24 cm. - Mathematics lecture note series. . Includes bibliographies. LCCN: 68058448 //r85 Subjects--Topical Terms: Mathematical analysis.Nonlinear theories. Dewey Class. No.: 515.7 / B496p