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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. Their metaphysical status has been a subject of controversy in philosophy, with modal realists such as David Lewis…
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possible worlds world modal philosophy true propositions could exist logic ways actual example semantics isbn used formal argument lewis philosophers
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Possible world | is a | complete and consistent way the world is or could have been | 0.90 | text |
| David Lewis arguing that there are literally existing alternate realities | instance of | with modal realists | 0.80 | text |
| and others such as Robert Stalnaker arguing that alternate realities do not exist | instance of | with modal realists | 0.80 | text |
| maximally consistent sets of propositions without rendering theories of modality circular | instance of | entities | 0.80 | text |
| Saul Kripke treat them as purely formal | instance of | while others | 0.80 | text |
| Possible world | related to Argument from ways | Possible | 0.60 | section |
| Possible world | related to Argument from ways | An | 0.60 | section |
| Possible world | related to Argument from ways | It | 0.60 | section |
| Possible world | related to Argument from ways | The Black Death | 0.60 | section |
| Possible world | related to Argument from ways | European | 0.60 | section |
| Possible world | related to Argument from ways | So | 0.60 | section |
| Possible world | related to Explicating necessity and possibility | At | 0.60 | section |
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