关于四阶变系数线性微分方程解的不稳定性
Instability of Solution For the Fourth Order linear Differential Equation with Varied Coefficient
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Abstract: In this paper, we give some sufficient conditions of the instability for the fourth order linear differential equation with varied coefficient, at least one of the characteristic roots of which has positive real part, by means of Liapunov's second method.
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[1] 秦元勋、王联、王慕秋,缓变系数动力系统的运动稳定性,中国科学,专辑(I)(1979). [2] Варбашин Е.А.,Фцнкчцц Ляnуноба,Мат.Гиз.,(1970). [3] 秦元勋、王慕秋、王联,《运动稳定性理论与应用》,科学出版社(1981).
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