关键词：极分解；酉不变范数；绝对与相对扰动界 [gap=5074]Key words：the polar decomposition；unitarily invariant norm；absolute and relative perturbation bounds
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target polar decomposition 目标极化分解
maximal polar decomposition 极大极分解
polar decomposition theorem 极分解定理
general polar decomposition 广义极分解
weighted polar decomposition 加权极分解
polar decomposition principle 极分解原理
In this thesis, we mainly study problems on weighted generalized inverses, weighted polar decomposition, and partial orderings of matrices.
本文主要研究有关矩阵的加权广义逆,加权极分解和矩阵偏序等方面的问题。
参考来源 - 矩阵加权广义逆与加权极分解研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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This paper concerns the polar decomposition and generalized polar decomposition.
本文研究极分解和广义极分解。
Methods Using the definition of effect algebra, sequential effect algebra and the polar decomposition of operator.
方法利用效应代数、序列效应代数的定义及算子分解的方法。
The optimal approximate solution of this inverse eigenvalue problem also was given by means of the polar decomposition of matrices.
利用矩阵的极分解，导出了逆特征值问题的最佳逼近解。
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