more from David Lewis

Single Idea 9425

[catalogued under 26. Natural Theory / D. Laws of Nature / 4. Regularities / b. Best system theory]

Full Idea

Later Lewis said we must choose between the intersection of the axioms of the tied best systems. He chose for laws the axioms that are in all the tied systems (but then there may be few or no axioms in the intersection).

Gist of Idea

Lewis later proposed the axioms at the intersection of the best theories (which may be few)

Source

comment on David Lewis (Subjectivist's Guide to Objective Chance [1980], p.124) by Stephen Mumford - Laws in Nature

Book Reference

Mumford,Stephen: 'Laws in Nature' [Routledge 2006], p.46