Norman Swartz and Raymond Bradley’s Possible Worlds finally available
It has taken some time but now it is available for free on the net. You can find it right here.
Continue ReadingPropositions, cross-world identity and truth values
1. There is a thing, x, such that it is a contingent proposition. ∃xCx 2. For any thing, x, if x is a contingent proposition then there is a possible world, w, where x is true, and there exists a possible world, w’, where x is false. ∃xCx→∃x∃w∃w’Pxaw∧Pxbw’ 3. Thus, there is a thing, x,…
Continue ReadingBook review: Possible Worlds, Norman Swartz, Raymond Bradley, 1979
I could write a long detailed review but it is entirely unneeded. This book is without doubt the most enlightening book that I have ever read about logic, and it doesn’t even cover predicate logic! So that says a lot. It is recommended for anyone who wonders if talk of possible worlds is really worth…
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