more from Tim Button

Single Idea 18694

[catalogued under 5. Theory of Logic / J. Model Theory in Logic / 1. Logical Models]

Full Idea

The Permutation Theorem says that any theory with a non-trivial model has many distinct isomorphic models with the same domain.

Gist of Idea

Permutation Theorem: any theory with a decent model has lots of models


Tim Button (The Limits of Reason [2013], 02.1)

Book Reference

Button,Tim: 'The Limits of Realism' [OUP 2013], p.15

A Reaction

This may be the most significant claim of model theory, since Putnam has erected an argument for anti-realism on it. See the ideas of Tim Button.