Borderedmatrix has very wide applications in the matrix theory, many specialists and scholars had studied bordered matrices before.
加边矩阵在矩阵理论中有着非常广泛的用途，之前已经有许多专家、学者研究过这个问题。
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Based on the block bordered diagonal matrix structure, this paper presents a new discrete decomposition algorithm for the reactive-power optimization in a multi-area power system.