(1.Department of Mathematics and Computer Science,Jishou University,Jishou 416000,Hunan China; 〗2.National Preparatory Department,Jishou University,Jishou 416000,Hunan China)
Online:2002-12-15
Published:2012-11-09
About author:LI Ai-hua(1971-),male,was born in Zhangjiajie,Hunan Province,lecturer of Dept. of Mathe. and Comp. Sci.,Jishou University,research area is algebra.