more from Peter Smith

### Single Idea 10613

#### [catalogued under 5. Theory of Logic / I. Semantics of Logic / 2. Formal Truth]

Full Idea

No nice theory can define truth for its own language.

Clarification

[an extensive discussion of 'nice' precedes this theorem]

Gist of Idea

No nice theory can define truth for its own language

Source

Peter Smith (Intro to Gödel's Theorems [2007], 21.5)

Book Reference

Smith,Peter: 'An Introduction to Gödel's Theorems' [CUP 2007], p.180

A Reaction

This leads on to Tarski's account of truth.