Wagschal, Claude Problème de Cauchy ramifie à caractéristiques multiples holomorphes de multiplicité variable. (French) Zbl 0525.35018 Publ. Math. Univ. Pierre Marie Curie, Semin. Initiation Anal. 1981/1982, No. 51, 1-38 (1982). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 35G10 Initial value problems for linear higher-order PDEs 35C15 Integral representations of solutions to PDEs 35A20 Analyticity in context of PDEs Keywords:Cauchy problem; ramified data; representation of solutions PDF BibTeX XML OpenURL