Simmons, George Finlay, 1925- Differential equations : theory, technique, and practice / George F. Simmons and Steven G. Krantz - Boston : McGraw-Hill Higher Education, c2007 - x, 534 p. : ill. ; 24 cm. - Walter Rudin student series in advanced mathematics . Includes bibliographical references and index ISBN: 0072863153 (acid-free paper) Subjects--Topical Terms: Differential equations--Textbooks