Giarlotta, Alfio; Greco, Salvatore - In: Journal of Mathematical Economics 49 (2013) 2, pp. 163-172
A classical approach to model a preference on a set A of alternatives uses a reflexive, transitive and complete binary relation, i.e. a total preorder. Since the axioms of a total preorder do not usually hold in many applications, preferences are often modeled by means of weaker binary...