unstable type functional differential equations不稳定型泛函微分方程
unstable type 例句
英汉例句
In this paper, we study the existence of positive solutions and the bounded oscillation of a class of second order unstable type neutral differential equations.
本文研究一类不稳定型二阶中立型微分方程正解的存在性与有界振动。
In this paper, we study the existence of positive solutions and the bounded oscillation of a class of high order unstable type neutral differential equations.