PageHeader : Funkcialai Ekvacioj, 19 (1976) 239-245 Title : On Existence and Uniqueness Conditions for Nonlinear Ordinary Title : Differential Equations in Banach Spaoes AuthorInfo : By AuthorInfo : Shigeo KATO AuthorInfo : (Kitami Institute of Technology, Japan) section : 1. Introduction and results. section : 2. Proof of Theorem 1. section : 3. Proof of Theorem 2. section : 4. Proof of Theorem 3. section : Acknowledgement. section : References