For the output regulation problem of slowly-varying linear systems via full information feedback, a sufficient condition of solvability is given.

对于经由全信息反馈的慢变线性系统的输出调节问题，我们给出了解决问题的一个充分条件。

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This paper discusses the solvability of an elastic beam equation under asymptotic nonuniform nonresonance condition.

在弹性梁方程满足渐近非一致非共振条件时，讨论了方程解的存在性。

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Based on linear matrix inequality (LMI) method, Ito formula, and so on, a sufficient condition for the solvability of this problem is obtained.

针对设计过程中的双线性矩阵不等式问题，采用相似变换法将其转化为线性矩阵不等式(LMI)问题。

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