Abstract
Some new criteria for the oscillation of fourth-order nonlinear functional differential equations of the form
are established.
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Published in Ukrains’kyi Matematychnyi Zhurnal, Vol. 59, No. 3, pp. 291–313, March, 2007.
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Agarwal, R.P., Grace, S.R. & O’Regan, D. Oscillation of certain fourth-order functional differential equations. Ukr Math J 59, 315–342 (2007). https://doi.org/10.1007/s11253-007-0021-4
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DOI: https://doi.org/10.1007/s11253-007-0021-4