de Roever, J. W. Boundary values of holomorphic functions and the iterated wave equation. (English) Zbl 0242.35053 Conf. Theory ordinary partial diff. Equ., Dundee/Scotland 1972, Lect. Notes Math. 280, 325-329 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 35L35 Initial-boundary value problems for higher-order hyperbolic equations PDF BibTeX XML OpenURL