6Sung-Soon Park,Seong-Uk Choi,Myong-Soonpark(Dept.of Computer Science Anyang University)(Dept.of Computer Science Korea University)(Kyungki-Do 430-714 , Korea pss@ cslab1 .korea. ac. kr)(Seoul 136-701 Korea {csu ,myonsrsp} @cslab1.korea. ac .kr).A New Algorithm for Building the GSA-form[J].Wuhan University Journal of Natural Sciences,1996,1(Z1):403-409.