Bylov, B. F. Simultaneous stability of the characteristic indices of mutually adjoint systems of linear differential equations. (Russian) Zbl 0228.34028 Differ. Uravn. 6, 943-947 (1970). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 34D05 Asymptotic properties of solutions to ordinary differential equations 34A30 Linear ordinary differential equations and systems Citations:Zbl 0264.34061 PDF BibTeX XML Cite \textit{B. F. Bylov}, Differ. Uravn. 6, 943--947 (1970; Zbl 0228.34028) OpenURL