Date of Original Version
Conditionals, from Philosophy to Computer Science, vol. 5 of Studies in Logic and Computation [Series editor: D.M. Gabbay], L. Farinas del Cerro, G. Crocco, A. Herzig (eds.), Oxford University Press, 193-239, 1995.
Abstract or Table of Contents
Consider a rational agent X at certain point of time t. X's epistemic state can be represented in different ways.