Ovcyannikov theorem and hyperdifferential operators. (English) Zbl 0205.39202

Notas Mat. No. 46, 238 p. (1968).


35A01 Existence problems for PDEs: global existence, local existence, non-existence
35A02 Uniqueness problems for PDEs: global uniqueness, local uniqueness, non-uniqueness
35B30 Dependence of solutions to PDEs on initial and/or boundary data and/or on parameters of PDEs
35A10 Cauchy-Kovalevskaya theorems
35A08 Fundamental solutions to PDEs
47B48 Linear operators on Banach algebras


Zbl 0144.39003