TY - BOOK AU - Edwards,C.H. AU - Penney,David E. AU - calvis ,david TI - Differential equations : : computing and modeling / SN - 9780136004397 U1 - 515/.35 22 PY - 2008/// CY - Upper Saddle River, NJ : PB - Prentice Hall, KW - Differential equations N1 - Includes bibliographical references (p. 505-507) and index ER -