00398nam a2200145Ia 4500008004100000020001400041041001200055082001600067100002100083245008000104260002500184300000800209650001900217700001600236221030s9999 xx 000 0 und d a007099258 aEnglish a105.23bCod aE. A. Coddington 0aTheory of Ordinary Differential Equationscby E. A. Coddington, N. Levinson bTMHaNew Delhic2006 a429 aBE Mathematics aN. Levinson