### Single Idea 3746

#### [catalogued under 5. Theory of Logic / A. Overview of Logic / 4. Pure Logic]

Full Idea

If sentences can have truth-values only when they occur as asserted, it would be impossible to have a truth-functional basis to logic.

Gist of Idea

Logic seems to work for unasserted sentences

Source

D.J. O'Connor (The Correspondence Theory of Truth [1975], Ch.6)

Book Reference

O'Connor,D.J.: 'The Correspondence Theory of Truth' [Hutchinson 1975], p.40