Braun, Martin. , Differential equations and their applications : an introduction to applied mathematics / Martin Braun. - 4th ed. - 578 pages : illustrations ; 25 cm. - Texts in applied mathematics ; 11 . ISBN: 9780387978949 0387978941 3540978941 Subjects--Topical Terms: Differential equations. LC Class. No.: QA371 / .B72 1993