TY - BOOK AU - Simmons,George Finlay AU - Krantz, Steven G. TI - Differential equations: theory, technique and practice SN - 978007616097 AV - QA371 .S465 2007 U1 - 515/.35 20 PY - 2007/// CY - New Delhi PB - Tata McGraw-Hill KW - Differential equations N1 - Includes bibliographical references and index ER -