Medyns’kyj, I. P. S. D. Èĭdel’man’s investigations of nonlinear problems and their development. (Ukrainian. English summary) Zbl 1240.35005 Nauk. Visn. Chernivets’kogo Univ., Mat. 1, No. 1-2, 114-128 (2011). Summary: A brief review of S. D. Eidelman’s results of investigation of nonlinear problems is presented. We review papers which deal with the study of quasilinear parabolic systems with degeneration on the initial hyperplane and quasilinear ultraparabolic equations. Cited in 1 Document MSC: 35-03 History of partial differential equations 35K59 Quasilinear parabolic equations 35K70 Ultraparabolic equations, pseudoparabolic equations, etc. Keywords:quasilinear parabolic systems; degeneration; quasilinear ultraparabolic equation Biographic References: Èĭdel’man, S. D. PDFBibTeX XMLCite \textit{I. P. Medyns'kyj}, Nauk. Visn. Chernivets'kogo Univ., Mat. 1, No. 1--2, 114--128 (2011; Zbl 1240.35005)