1992
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18 ott 2013 · Possible Worlds and Modal Logic. Although ‘possible world’ has been part of the philosophical lexicon at least since Leibniz, the notion became firmly entrenched in contemporary philosophy with the development of possible world semantics for the languages of propositional and first-order modal logic.
- Further Problems for Concretism
It follows from E that, for every proposition p, there is at...
- Further Problems for Combinatorialism
In particular, it seems conceptually possible that there are...
- The Intensionality of Abstractionist Possible World Semantics
The Intensionality of Abstractionist Possible World...
- Problems with Abstractionism
The proof of the left-to-right direction, however — which...
- Modal Logic
What is Modal Logic? 2. Modal Logics. 3. Deontic Logics. 4....
- Lewis, David
Lewis held that the best theory of modality posited concrete...
- Further Problems for Concretism
A possible world is a complete and consistent way the world is or could have been. Possible worlds are widely used as a formal device in logic, philosophy, and linguistics in order to provide a semantics for intensional and modal logic.
Un mondo possibile è un modo completo e coerente in cui il mondo è (mondo attuale) o avrebbe potuto essere. I mondi possibili sono ampiamente usati come strumento formale della logica, della filosofia e della linguistica per fornire una semantica per la logica intensionale e modale.
Possible world, Conception of a total way the universe might have been. It is often contrasted with the way things actually are. In his Theodicy (1710), G.W. Leibniz used the concept of a possible world in his proposed solution to the theological problem of the existence of evil, arguing that an
- The Editors of Encyclopaedia Britannica
Possible worlds exist – they are just as real as our world. Possible worlds are the same sort of things as our world – they differ in content, not in kind. Possible worlds cannot be reduced to something more basic – they are irreducible entities in their own right. Actuality is indexical.
