John, Fritz Partial Differential Equations - New Yok: Springer-Verlag, 1981. - x,249p. - Applied Mathematical Sciences 1 . Chapter 1The single first order equation1.Introduction2.Examples3.Analytic solution and approximation methods in a simple example4. Quasi-Linear equations ISBN: 9781468493351 Subjects--Topical Terms: Differential equations. Dewey Class. No.: 515.353 / JOH/P