| 正交表矩阵象的不变性及其应用 |
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| 引用本文： | 庞善起,王蕊,杜蛟,陈利艳.正交表矩阵象的不变性及其应用[J].纯粹数学与应用数学,2009,25(2):231-236. |
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| 作者姓名： | 庞善起 王蕊 杜蛟 陈利艳 |
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| 作者单位： | 1. 河南师范大学数学与信息科学学院,河南,新乡,453007
2. 河南师范大学数学与信息科学学院,河南,新乡,453007;河南工业大学理学院,河南,郑州,450052 |
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| 基金项目： | 国家自然科学基金，河南省创新型人才队伍建设工程项目资助 |
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| 摘 要： | 研究了正交表矩阵象的不变性，利用正交表矩阵象的不变性有时容易发现并证明两个正交表之间的正交性，并且用例子说明了这种方法的应用．
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| 关 键 词： | 正交表 矩阵象 差集矩阵 矩阵象的不变性 |
The invariability of matrix image of orthogonal arrays and its applications |
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| PANG Shan-qi,WANG Rui,DU Jiao,CHEN Li-yan.The invariability of matrix image of orthogonal arrays and its applications[J].Pure and Applied Mathematics,2009,25(2):231-236. |
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| Authors: | PANG Shan-qi WANG Rui DU Jiao CHEN Li-yan |
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| Institution: | PANG Shan-qi1,WANG Rui1,2,DU Jiao1,CHEN Li-yan1 (1.College of Mathematics , Information Science,Henan Normal University,Xinxiang 453007,China,2.Faculty of Science,Henan University of Technology,Zhengzhou 450052,China) |
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| Abstract: | This paper studies the invariability of matrix image of orthogonal arrays. By using the invariability, the orthogonality between two orthogonal arrays can be easily found and proved sometimes. Some examples are presented to illustrate the application of this method. |
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| Keywords: | orthogonal array matrix image difference matrix invariability of matrix image |
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