Oscillation of solutions of a non-linear delay differential equation of the fourth order

 Access to full text

 Full (PDF)

1. Futák J., On the properties solutions of nonlinear differential equations of the fourth order with delay, Acta Fac. R. Nat. Univ. Comen., Math. 1974, 31. (1974) 
2. Futák J., Šoltés P., O nulových bodoch riešení lineárnej diferenciálnej rovnice 4. rádu, Práce a štúdie VŠD 6. 1, 1974. (1974) 
3. Lazer A. C, The behavior of solutions of the differential equation $y^{\text{'}\text{'}}+p\left(x\right)y^{\text{'}}+q\left(x\right)y=0$, Pacific Journal of Math., Vol. 17, No. 3., 1966, 435-466. (1966) Zbl0143.31501MR0193332
4. Eľ'sgoľc L. E., Norkin S. B., Vvedenie v teoriju differenciaľnych uravnenij s otklonjajuščimsja argumentom, Izdateľstvo „Nauka", Moskva 1971. (1971) 
5. Šoltés P., A remark on the oscillatory behaviour of solutions of differential equations of order 3 and 4, Archivum Math., Brno (v tlači). MR0350115

1. Pavol Šoltés, Oscillation of solutions of a non-linear delay differential equation of the fourth order