Mere Possibilities: Metaphysical Foundations of Modal Semantics (Carl G. Hempel Lecture) by Robert Stalnaker
English | 2011 | ISBN: 0691147124 | ISBN-13: 9780691147123 | 184 pages | PDF | 5,2 MB
It seems reasonable to believe that there might have existed things other than those that in fact exist, or have existed. But how should we understand such claims? Standard semantic theories exploit the Leibnizian metaphor of a set of all possible worlds: a proposition might or must be true if it is true in some or all possible worlds.