Mathematics applied to physics / Editor: E. Roubine. Deschamps, Georges Armand. Roubine, E. (Elie), ed. Unesco. Mathematical physics. Calculus. QC20 .M37 517.8 ROM English or French. Under the sponsorship of Unesco. Includes bibliographical references and index. Berlin ; New York : Springer-Verlag, 1970. 1970. 1970 Text xvii, 610 p. : eng engfre