In this paper , some examples are given to show that the maximal number of admissible preference orderings is greater than 2n-1 when n is greater than 3. And the recurrence formula of local maximal number is presented.
文摘In this paper , some examples are given to show that the maximal number of admissible preference orderings is greater than 2n-1 when n is greater than 3. And the recurrence formula of local maximal number is presented.
