← 4.4 4.44 The sign which arises from the co-ordination of that mark “T” with the truth-possibilities is a propositional sign. Continue 4.441 It is clear that to the complex of the signs “F” and “T” no object (or complex of objects)… 4.442 Thus e.g. “pqTTTFTTTFFFT” is a propositional sign. (Frege’s assertion sign “⊢” is logically… ← 4.431 Overview 4.441 →