2017
Том 69
№ 9

All Issues

Oscillation of certain fourth-order functional differential equations

Agarwal R. P., Grace S. R., O’Regan D.

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Abstract

Some new criteria for the oscillation of fourth-order nonlinear functional differential equations of the form $$\frac{d^2}{dt^2} \left(a(t) \left(\frac{d^2x(t)}{dt^2}\right)^{α} \right) + q(t)f(x[g(t)])=0, \quad α>0,$$ are established.

English version (Springer): Ukrainian Mathematical Journal 59 (2007), no. 3, pp 315-342.

Citation Example: Agarwal R. P., Grace S. R., O’Regan D. Oscillation of certain fourth-order functional differential equations // Ukr. Mat. Zh. - 2007. - 59, № 3. - pp. 291–313.

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