Elementary differential equations and boundary value problems / William E. Boyce, Richard C. DiPrima. Boyce, William E. DiPrima, Richard C. Differential equations. Boundary value problems. QA371 .B773 2009 515.35 BOE Includes bibliographical references and index. Hoboken, NJ : Wiley, c2009. c2009. 2009 Text xix, 796 p. : http://www.loc.gov/catdir/enhancements/fy1101/2010483814-d.html http://www.loc.gov/catdir/enhancements/fy1101/2010483814-t.html eng