International Journal of Mathematics and Mathematical Sciences
Volume 11 (1988), Issue 1, Pages 43-46
doi:10.1155/S0161171288000080
  
     
          
          Rational choice function derived from a fuzzy prference
          
            Jin Bai Kim1
             and Kern O. Kymn2
          
          1Department of Mathematics, West Virginia University, Morgantown 26506, W. V., USA
          2Department of Economics, West Virginia University, Morgantown 26506, W. V., USA
          
          Abstract
We shall prove that every fuzzy rational choice function is fuzzy regular (see Richter [6, p. 36] ), count the total number of the fuzzy rational choice ftmctions on a set of four elements and consider a semigroup of all fuzzy rational choice functions on a set.