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Oct 18, 2013 · 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.
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.
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.
Jan 1, 2024 · Definition. A possible world is a complete way things might be. Possible worlds are alternative worlds one of which is the actual world. Philosophers use the notion of a possible world to define and discuss ideas such as possibility or necessity.
Nov 27, 2023 · Some philosophers believe that there are possible worlds: call them realists about possible worlds, or ‘realists’ for short. 20 For many philosophers, realism will bring to mind Lewis’ infamous view that there is a plenitude of possible worlds and possible worlds are maximally interrelated spacetime systems (‘cosmoi’ from ...
Sep 17, 2009 · This is usually represented by having each possible world, \ (w\), come with a system of “spheres”. If \ (W\) is the set of all worlds, let \ (\$\) be a function from worlds to sets of subsets of \ (W\), so that \ (\$w = \ {S_1, S_2 , \ldots \}\), with \ (w \in S_1 \subseteq S_2 \subseteq \ldots = W\).
Possible worlds – the very phrase can set the speculative imagination alight. Leibniz suggested that this world was the best of all possible worlds. The suggestion has enraged some, bewildered many, satisfied some and set others to pondering. What is this idea of possible worlds?
