Distance between beros of certain differential equations having delayed arguments

Springer Science and Business Media LLC - Tập 106 Số 1 - Trang 273-291 - 1975
Stanley B. Eliason1
1Norman, USA

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Tài liệu tham khảo

A. Èl’bert,A generalization of a certain inequality of Ljapunov to differential equations with retarded argument, (Russian), Ann. Univ. Sci. Budapest, Eötvös Sect. Math.,12 (1968), pp. 107–111.

S. B. Eliason,Lyapunov type inequalities for certain second order functional differential equations, SIAM J. Appl. Math.,27 (1974), pp. 180–199.

G. B. Gustafson,Bounded oscillations of linear and nonlinear delay-differential equations of even order, J. Math. Anal. Appl.,46 (1974), pp. 175–189.

G. Ladas, G. S. Ladde -J. S. Papadakis,Oscillations of functional-differential equations generated by delays, J. Diff. Eq.,12 (1972), pp. 385–395.

G. Ladas -V. Lakshmikantham -J. S. Papadakis,Oscillations of higher-order retarded differential equations benerated by the retarded argument, inDelay and Functional Differential Equations and Their Applications, Academic Press, K. Schmitt ed., New York, 1972, pp. 219–231.

G. S. Ladde,Oscillations of nonlinear functional differential equations generated by retarded actions, Dept. of Math., Univ. Rhode Island, Kingston, R.I., Academic Press, K. Schmitt ed., New York, 1972, pp. 355–365.

A. D. Myskis,Linear Differential Equations with Retarded Arguments, (German), Deutscher Verlag Der Wissenschaften, Berlin, 1955.

S. B. Norkin,Differential Equations of the Second Order with Retarded Argument, Vol.31, Translations of Mathematical Monographs, Amer. Math. Soc., Providence, R.I., 1972.