Vol. 3 (08) pp. 196-202

On instability of zero solution of some types of forth order

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  • Department of Mathematics,College of Science, University of Baghdad.
  • Department of Mathematics, College of Ibn-AL Haitham, University of Baghdad.
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Abstract

The purpose of this paper is to study the instability of the zero solution of some type of nonlinear delay differential equations of fourth order by using the Lyapunov-Krasovskii functional approach; we obtain some conditions of instability of solution of such equation.

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How to Cite This Article

Buthainah A. A., May M. Hilal (2015); On instability of zero solution of some types of forth order, Int. J. of Adv. Res., 3 (08), 196-202, ISSN 2320-5407.

Corresponding Author

May M. Hilal

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