Single Idea 10086

[catalogued under 5. Theory of Logic / K. Features of Logics / 3. Soundness]

Full Idea

Soundness is normally a matter of having true axioms and a truth-preserving proof system.

Gist of Idea

Soundness is true axioms and a truth-preserving proof system

Source

Peter Smith (Intro to Gödel's Theorems [2007], 03.4)

Book Reference

Smith,Peter: 'An Introduction to Gödel's Theorems' [CUP 2007], p.24


A Reaction

The only exception I can think of is if a theory consisted of nothing but the axioms.