Author(s): Zhan Xing zhi )
Pages: 340+337-340
Year: 1995 Issue:  3
Journal: Journal of Mathematical Research and Exposition
Keyword:  nnitary dilation; singular valne.;
Abstract: 本文用奇异值刻划了具有指定阶酉扩张的矩阵类，同时讨论了矩阵的正规扩张问题