Onose, Hiroshi Forced oscillation for functional differential equations of fourth order. (English) Zbl 0416.34064 Bull. Fac. Sci., Ibaraki Univ., Ser. A 11, 57-63 (1979). 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 34K05 General theory of functional-differential equations Keywords:forced oscillation; fourth-order functional differential equations; oscillatory properties PDF BibTeX XML Cite \textit{H. Onose}, Bull. Fac. Sci., Ibaraki Univ., Ser. A 11, 57--63 (1979; Zbl 0416.34064) Full Text: DOI