00296nam a2200109 a 450000500170000002000150001708200190003210000170005124500580006826000390012630000210016520251203110114.0  a0486696200  a515.352,HILb_  aHille, Einar  aOrdinary differential equations in the complex domain  aNew YorkbDover Publicationsc1997  axi,484p.c23 cm.