Based on this, a LMI for the robust perturbation bound is obtained, and the iteration method is used to calculate the bound.
在此基础上，获得了保证系统绝对稳定的鲁棒扰动界的LMI，并给出了利用迭代法获得鲁棒扰动界的方法。
By using this new expression, we derive a perturbation bound for the subunitary polar factor for any unitarily invariant norm.
本文证明了此方程存在唯一的正定解，并推导出此正定解的扰动边界和条件数的显式表达式。
Perturbation analysis of the canonical subspaces: This paper gives the least perturbation bound of the unitary factor on the unitary decomposition.
标准子空间的扰动分析：本文给出了矩阵的酉分解中酉因子的最小扰动界。
Perturbation analysis of the canonical subspaces: This paper gives the least perturbation bound of the unitary factor on the unitary decomposition.
标准子空间的扰动分析：本文给出了矩阵的酉分解中酉因子的最小扰动界。
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