Oscillation criteria for second order nonlinear retarded differential equations
Jozef Džurina (2004)
Mathematica Slovaca
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Jozef Džurina (2004)
Mathematica Slovaca
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Anton Škerlík (1992)
Mathematica Slovaca
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Rudolf Oláh (1984)
Czechoslovak Mathematical Journal
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Grace, S.R., Lalli, B.S. (1987)
International Journal of Mathematics and Mathematical Sciences
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Taylor, W.E.jun. (1983)
International Journal of Mathematics and Mathematical Sciences
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Miroslav Bartušek, Mariella Cecchi, Zuzana Došlá, Mauro Marini (2005)
Czechoslovak Mathematical Journal
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Oscillatory properties of the second order nonlinear equation are investigated. In particular, criteria for the existence of at least one oscillatory solution and for the global monotonicity properties of nonoscillatory solutions are established. The possible coexistence of oscillatory and nonoscillatory solutions is studied too.