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Cemil Tunç 《Journal of The Franklin Institute》2011,348(7):1404-1415
We establish some sufficient conditions which guarantee asymptotic stability of the null solution and boundedness of all the solutions of the following nonlinear differential equation of third order with the variable delay, r(t)
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In this paper, the second order non-linear differential equation
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In this paper, we investigated the differential equation
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Cemil Olmez 《Africa Education Review》2017,14(3-4):36-51
This study examined the self-efficacy of Turkish Cypriot science teachers working at high schools in Northern Cyprus. The study sample was 200 science teachers who participated in the survey. The Teacher Self-efficacy (TSE) Scale was used as a data source. It was observed that the science teachers’ efficacy beliefs about student engagement in class; instructional strategies; and classroom management did not change depending on their years of teaching experience, and branch of science. Moreover, the teachers’ school level and faculty from which they graduated were significant predictors of their self-efficacy for student engagement and instructional strategies, but gender was not a significant predictor of teacher self-efficacy. 相似文献
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We study the boundedness of the solutions to a non-autonomous and non-linear differential equation of second order with two constant deviating arguments. We give two examples to illustrate the main results. By this work, we extend some boundedness results obtained for a differential equation with a constant deviating argument in the literature to the boundedness of the solutions of a differential equation with two constant deviating arguments. 相似文献
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Cemil Tunç 《Journal of The Franklin Institute》2010,347(2):415-425
A theorem is presented that contains some sufficient conditions to ensure bound of solutions to a third-order nonlinear delay differential equation. It is shown that this theorem improves the result of Ponzo [On the stability of certain nonlinear differential equations, IEEE Trans. Automatic Control AC-10 (1965) 470-472] to the bound of solutions for the equation considered. 相似文献
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