Oscillation theorems for a damped nonlinear differential equation. (English) Zbl 0305.34056


34C10 Oscillation theory, zeros, disconjugacy and comparison theory for ordinary differential equations
34C15 Nonlinear oscillations and coupled oscillators for ordinary differential equations
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[1] J. W. Baker: Oscillation theorems for a second order damped nonlinear differential equation. SIAM J. Appl. Math., 25, 37-40 (1973). JSTOR: · Zbl 0239.34015 · doi:10.1137/0125007
[2] A. G. Kartsatos and H. Onose: On the maintenance of oscillations under the effect of a small nonlinear damping. Bull. Fac. Sci. Ibaraki Univ. Ser. A. Math., 4, 3-11 (1972). · Zbl 0226.34036 · doi:10.5036/bfsiu1968.4.3
[3] I. T. Kiguradze: On the oscillation of solutions of the equation dmu/dtm + a(t)\u\nsgnu=0. Mat. Sb., 65, 172-187 (1964) (in Russian). · Zbl 0135.14302
[4] T. Kusano and H. Onose: Oscillation theorems for delay equations of arbitrary order. Hiroshima Math. J., 2, 263-270 (1972). · Zbl 0269.34065
[5] T. Kusano and H. Onose: Nonlinear oscillation of a sublinear delay equation of arbitrary order. Proc. Amer. Math. Soc, 40, 219-224 (1973). · Zbl 0268.34075 · doi:10.2307/2038666
[6] T. Kusano and H. Onose: Oscillations of functional differential equations with retarded argument (to appear in J. Differential Equations, 15 (1974)). · Zbl 0292.34078 · doi:10.1016/0022-0396(74)90079-5
[7] C. E. Langenhop: Bounds on the norm of a solution of a general differential equation. Proc. Amer. Math. Soc, 11, 795-799 (1960). JSTOR: · Zbl 0102.08101 · doi:10.2307/2034563
[8] V. N. Sevelo and N. V. Vareh: On some properties of solutions of differential equations with delay. Ukrain. Mat. Z., 24, 807-813 (1972) (in Russian).
[9] Y. G. Sficas and V. A. Staikos: Oscillations of retarded differential equations (to appear in Proc. Cambridge Philos. Soc). · Zbl 0277.34087 · doi:10.1017/S0305004100048283
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