The Inconsistent Problems in the Grey Relational Theory
灰色关联理论中存在的不相容问题

The gray incident theory is an important part of the gray theory, and it is the base of the gray clustering analysis and the gray making decision. But there exist some inconsistence between the gray incident axiom and the gray relational coefficient, according to these axiom, the current gray incident coefficients are unreasonable. This paper pointed out the problems in the gray incident axioms and gave some thoughts to save the problems.