Kusano, Takasi; Onose, Hiroshi On the oscillation of solutions of nonlinear functional differential equations. (English) Zbl 0384.34050 Hiroshima Math. J. 6, 635-645 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 34K99 Functional-differential equations (including equations with delayed, advanced or state-dependent argument) 34C10 Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations PDFBibTeX XMLCite \textit{T. Kusano} and \textit{H. Onose}, Hiroshima Math. J. 6, 635--645 (1976; Zbl 0384.34050)