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反中心对称矩阵反问题的最小二乘解

周硕1,2, 郭丽杰2, 吴柏生1   

  1. 1. 吉林大学数学研究所, 长春 130012; 2. 东北电力学院数理科学系, 吉林 132012
  • 收稿日期:2003-03-25 修回日期:1900-01-01 出版日期:2003-10-26 发布日期:2003-10-26
  • 通讯作者: 吴柏生

Least-square Solutions of Inverse Problems for Anti-centrosymmetric Matrices

ZHOU Shuo1,2, GUO Li-jie2, WU Bai-sheng1   

  1. 1. Institute of Mathematics, Jilin University, Changchun 130012, China; 2. Department of Mathematicsand Physics, Northeast China Institute of Elect ric Power Engineering, Jilin 132012, China
  • Received:2003-03-25 Revised:1900-01-01 Online:2003-10-26 Published:2003-10-26
  • Contact: WU Bai-sheng

摘要: 讨论反中心对称矩阵反问题的最小二乘解, 得到了解的具体表达式. 并讨论了用反中心对称矩阵构造给定矩阵的最佳逼近问题, 给出了该问题有解的充要条件和解的表达式.

关键词: 反中心对称, 矩阵范数, 最佳逼近

Abstract: The least-squares solutions of the inverse problem of anti-centrosymmetric matrices is discussed, and the expression of the solution is obtained. In addition, the problem of using anti-centrosymmetric matrices to construct the optimal approximation to a given matrix is discussed, the necess ary and sufficient conditions about the problem are derived, and the expression of the solution is provided.

Key words: anti-centrosymmetric, matrix norm, optimal approximation

中图分类号: 

  • O241.2