Yanushauskas, A. I. On the well-posed property of boundary value problems for multidimensional equations of mixed type. (English. Russian original) Zbl 0471.35058 Sov. Math., Dokl. 23, 381-383 (1981); translation from Dokl. Akad. Nauk SSSR 257, 834-836 (1981). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 35M99 Partial differential equations of mixed type and mixed-type systems of partial differential equations 35G15 Boundary value problems for linear higher-order PDEs 35B30 Dependence of solutions to PDEs on initial and/or boundary data and/or on parameters of PDEs Keywords:mixed-type equations in three-dimensional cylindrical domains; well- posedness of boundary value problems PDFBibTeX XMLCite \textit{A. I. Yanushauskas}, Sov. Math., Dokl. 23, 381--383 (1981; Zbl 0471.35058); translation from Dokl. Akad. Nauk SSSR 257, 834--836 (1981)