TY - BOOK AU - Birkhof, Garett AU - Gian-Carlo Rota TI - Ordinary differential equations SN - 9812530029 (pbk) U1 - 515 PY - 2003/// CY - New York PB - John Wiley & Sons KW - Mathematics-Mathematical analysis N1 - Includes appendices, bibliography and index; first order of differential equations; second order linear equations; linear equations with constant coefficients; power series solutions; plane autonomous systems; existence and uniqueness theorems; approximate solutions; efficient numerical integration; regular singular points; sturm-liouville systems; expansions in eigenfunctions ER -