Futak, Jan Oscillation of solutions of a non-linear delay differential equation of the fourth order. (English) Zbl 0341.34063 Arch. Math., Brno 11, 25-29 (1975). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Review 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 PDF BibTeX XML Cite \textit{J. Futak}, Arch. Math., Brno 11, 25--29 (1975; Zbl 0341.34063) Full Text: EuDML OpenURL