On the oscillation of certain second-order differential equations.
Agarwal, Ravi P., Grace, S.R. (2000)
Georgian Mathematical Journal
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Agarwal, Ravi P., Grace, S.R. (2000)
Georgian Mathematical Journal
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Lomtatidze, A. (1997)
Georgian Mathematical Journal
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Lomtatidze, A., Partsvania, N. (1999)
Georgian Mathematical Journal
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Grammatikopoulos, M.K., Koplatadze, R. (2000)
Georgian Mathematical Journal
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Agarwal, Ravi P., Grace, Said R., O'Regan, Donal (2004)
Georgian Mathematical Journal
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Koplatadze, R., Kvinikadze, G. (1994)
Georgian Mathematical Journal
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Bartušek, Miroslav (1996)
Georgian Mathematical Journal
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Polák, L. (2004)
Georgian Mathematical Journal
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Kitamura, Yuichi, Kusano, Takaši, Lalli, B.S. (1995)
Georgian Mathematical Journal
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D. Bainov, M. Dimitrova (1996)
Applicationes Mathematicae
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Effective sufficient conditions for oscillation and nonoscillation of solutions of some operator-differential equations with piecewise constant argument are found.
Kiguradze, I., Chichua, D. (1995)
Georgian Mathematical Journal
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Chantladze, T., Kandelaki, N., Lomtatidze, A. (1999)
Georgian Mathematical Journal
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Sheng Li Xie, Sui Sun Cheng (1995)
Annales Polonici Mathematici
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This paper establishes oscillation theorems for a class of functional parabolic equations which arises from logistic population models with delays and diffusion.