该文讨论了单位圆盘上解析函数的加权代数ap中的闭理想问题，并且利用加权系给出了一个闭理想成为AP中的补子空间的判断准则。
In this paper, we deal with the closed ideals in the weighted algebras of analytic functions on the unit disc, and give a criterion to decide whether a closed ideal is complemented subspace in ap.
本文研究非线性时滞大系统的稳定性问题，通过微分不等式分析，建立起一些简洁、实用的稳定性代数充分准则。
In this paper, we study the stability of nonlinear large scale systems with time lag. Some simple stability criterion are obtained.
本文研究非线性时滞大系统的稳定性问题，通过微分不等式分析，建立起一些简洁、实用的稳定性代数充分准则。
In this paper, we study the stability of nonlinear large scale systems with time lag. Some simple stability criterion are obtained.
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