Single Idea 10981

[catalogued under 10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / c. Worlds as propositions]

Full Idea

A possible world is a complete determination of the truth-values of all propositions over a certain domain.

Gist of Idea

A possible world is a determination of the truth-values of all propositions of a domain

Source

Stephen Read (Thinking About Logic [1995], Ch.2)

Book Reference

Read,Stephen: 'Thinking About Logic' [OUP 1995], p.51


A Reaction

Even if the domain is very small? Even if the world fitted the logic nicely, but was naturally impossible?