Title : 
University students, ladies, and tigers: defeasible reasoning and insufficient information
         
        
            Author : 
Kimbrough, Steven O. ; Roehrig, Stephen F.
         
        
            Author_Institution : 
Dept. of Decision Sci., Pennsylvania Univ., Philadelphia, PA, USA
         
        
        
        
        
        
            Abstract : 
A simple problem in defeasible reasoning is analyzed using a number of methods from the literature. It is shown that any such method which arrives at a firm conclusion regarding this problem must necessarily import additional assumptions. The paper argues in favor of those methods which are candid in their assumptions, and which can support alternative decision making rules
         
        
            Keywords : 
formal logic; inference mechanisms; assumptions; decision making rules; defeasible reasoning; firm conclusion; insufficient information; Contracts; Decision making; Employment; Logic; Research and development; Unemployment;
         
        
        
        
            Conference_Titel : 
System Sciences, 1992. Proceedings of the Twenty-Fifth Hawaii International Conference on
         
        
            Conference_Location : 
Kauai, HI
         
        
            Print_ISBN : 
0-8186-2420-5
         
        
        
            DOI : 
10.1109/HICSS.1992.183509