The Quasi-semi-tensor Product of Matrices
li dong-fang1) xue chao-xun2) zhao jian-li1)(1)school of mathematies science; liaocheng university; liaocheng 252059; china; 2)liaocheng industry school; liaocheng 252000; china)
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Expectation and Advance in Research of Land Degradation
dong jie1) chen shi-yue1) yang da-yuan2)(1) school of environment and planning; liaocheng university; liaocheng 252059; china; 2) school of geographic and oceanographic sciences; nanjing university; nanjing 210093; china)
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..............page:71-73,81
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Promotions on Structures of Power Groups
wang kai-bao1; 2) zhu ling-jiang1) wang li1) yao bing-xue1)(1)school of mathematics science; liaocheng university; liaocheng 252059; china; 2)dongchang college; liaocheng univercity; liaocheng 252000; china)
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..............page:57-58,70
A New Definition of Determinant of Quaternion Matrix and Its Application
li ying1; 2) zhang li-mei2; 3) jia zhi-gang4) zhao lin-lin4)(1)school of management; university of shanghai for science and teconology; shanghai 200093; china; 2)school of mathematics science; liaocheng university; liaocheng 252059; china; 3)department of computer nanjing university of aeronautics & astroneutics; nanjing 210016; china; 4)department of mathematics; east china normal university; shanghai 200062; china)
..............page:49-52
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