PageHeader : Funkcialaj Ekvacioj, 22 (1979) 223-229 Title : On Cauchy Problem for Linear Partial Differential Equations Title : with Constant Coefficients AuthorInfo : By AuthorInfo : Hitoshi FURUYA and Mitio NAGUMO AuthorInfo : (Tokorozawa Kita High School and Osaka University) section : 1. Introduction section : 2. Proposition and Lemmas section : 3. Proof of Proposition section : References