ZHOU Xiang-quan,SONG Ying,ZHANG Feng-xia,ZHANG Xing-fang. System of Linear Equation of Fuzzy Numbers[J]. Journal of Hebei University (Natural Science Edition), 2005, 25(4): 343-347.
[1] 李洪兴, 汪培庄. 模糊数学 [M]. 北京:国防工业出版社 1996. [2] X INGFANG ZHANG. A kind of system grey linear equations and the solution of it matrix [J]. Journal of Grey System 1990, 12(02). [3] [J]. 2003. [4] XINGFANG ZHANG. The simplification of addition and subtraction operations of fuzzy numbers [J]. Journal of Fuzzy Mathematics 2002.