The solution of equations in integers / A. O. Gelfond ; translated from the Russian and edited by J. B. Roberts. Gelʹfond, A. O. (Aleksandr Osipovich), 1906- Roberts, J. B. Equations Numerical solutions. Number theory. QA218 .G413 1961 517 GES Includes index. San Francisco : Freeman, [1961] [1961] 1961 Text viii, 62 p. ; eng engrus A Series of undergraduate books in mathematics. Golden Gate books