Editor-in-Chief 

    Y.B. Jun.
    Department of Mathematics
    Education, Gyeongsang National University.
    Chinju 660-701, Korea
  

    J. Zhan,
    Department of Mathematics
    Hubei Institute of Nationalities, Enshi
    Hubei Province, 445000. China
    
   

    Managing Editors

 

    Wieslaw. A. Dudek,
    Institute of Mathematics and Computer
    Science, Wroclaw University of Technology,
    Wyb. Wyspianskiego27 & nbsp; 50-370
    Wroclaw, Poland, 
    

    Her Sik Kim,
    Department of Mathematics, Hanyang University,
    Seoul 133-791, Korea
    

    Jin Han Park,
    Division of Mathematical Sciences,
    Pukyong National University, Pusan 608-737, Korea

    

    HONORARY EDITOR

 

    LA. Zadeh,
    Computer Science Division, University of Califonia,
    Berkeley, CA 94720-1776, USA
    

    EDITORS
 

    S.E. Abbas,
    Department of Mathematics, Faculty of Science,
    South Valley University, Sohag 82524, Egypt
   

    G. A. Anastassiou,
    Department of Mathematical Sciences,
    The University of Memphis, Memphis, TN 38152, USA
    

    Krassimir T. Atanassov,
    Centre of Biomedical Engineering (CLBUE),
    Bulgarian Academy of Sciences,
    bl. 105 Acad. G. Bontchev Str., 1113 Sofia, Bulgaria
    

    Kiran R. Bhutani,
    Department of Mathematics,
    The Catholic University of America,
    Washington, DC 20064, USA, 

    R. A. Borzooei, Department of Mathematics,
    University of Sistan and Baluchestan, Zahedan, Iran
    

    Dumitru Busneag,
    Department of Mathematics
    University of Craiova, Al. 1. Cuza street, 13 Craiova, 200585, Romania
    

    K.C. Chowdhury,
    Department of Mathematics,
    Gauhati University, Guwaheti-781014, India,
   

    B. Davvaz,
    Department of  Mathematics,
    Yazd University, Yazd, Iran, 
    

    Sy-Ming Guu,
    Department of Business Administration,
    Yuan Ze University, Taoyuan, Taiwan 320, ROC
   

    Etienne E. Kerre,
    Fuzziness and Uncertainty Modelling,
    Department of Applied Mathematics and Computer Science,
    Ghent University, Krijgslaan 281 (S9), 8-9000 Gent, Belgium
   

    Yong Chan Kim,
    Department of Mathematics,
    Kangnung National University, Gangwondo 2 10-702, Korea
    

    Michiro Kondo,
    School of Information Environment,
    Tokyo Denki University, lnzai 270-1382, Japan
    

    Young Chel Kwun,
    Department of Mathematics,
    College of Natural Sciences, Dong-A University,
    Pusan 604-714, Korea,
    

    John Mordeson,
    Department of Mathematics and Computer Science,
    Creighton University, Omaha, Nebraska 68178, USA
   

    V. Murali,
    Department of Pure and Applied Mathematics,
    Rhodes University, P.O. Box 94, Grahamstown 6140, South Africa
    

    J. Neggers,
    Department of Mathematics,
    University of Alabama, Tuscaloosa, AL 35487-0350, USA
    

    Eun Hwan Roh,
    Departmertof Mathematics Education,
    Chinju National University of Education, Chinju 660-756, Korea
    

    K. P. Shum,
    Faculty of Science, The Chinese University of Hong Kong,
    Shatin, Hong Kong (SAR), China
    

    J. L. Verdegay,
    Department of de Ciencias de Ia Computacione l.A.,
    Universidad de Granada, 18071 Granada, Spain
    

    Congxin Wu,
    Institute of Mathematics,
    Harbin Institute of Technology in Harbin, China,
    

    Wei-Zhi Wu,
    Information College,
    Zhejiang Ocean University, Zhoushan,
    Zhejiang, 316004, P.R. China
    

    Prof. Kul Hur,
    Research Institute for Basic Sciences Wonkwang University,
    lksan, Chonbuk570-749, Korea
    

    Prof. Lee Chae Jang,
    Department of Mathematics and Computer Science
    College of Science, Konkuk University Chungju 380-701, Korea,
    

    Prof. Dug Hun Hong,
    Department of Mathematics,
    Myongji University, Yongin Kyunggido 449-728, Korea