Single Idea 7796

[catalogued under 4. Formal Logic / D. Modal Logic ML / 4. Alethic Modal Logic]

Full Idea

Modal logics were, for a long time, studied in terms of axiom systems. The advent of possible worlds semantics made it possible to study them in a semantic way as well.

Gist of Idea

Modal logics were studied in terms of axioms, but now possible worlds semantics is added

Source

Rod Girle (Modal Logics and Philosophy [2000], 6.5)

Book Reference

Girle,Rod: 'Modal Logics and Philosophy' [Acumen 2000], p.92