Single Idea 18154

[catalogued under 5. Theory of Logic / D. Assumptions for Logic / 4. Identity in Logic]

Full Idea

The 'Tractatus' does not allow the introduction of a sign for identity.

Gist of Idea

The sign of identity is not allowed in 'Tractatus'

Source

report of Ludwig Wittgenstein (Tractatus Logico-Philosophicus [1921]) by David Bostock - Philosophy of Mathematics 9.B.4

Book Reference

Bostock,David: 'Philosophy of Mathematics: An Introduction' [Wiley-Blackwell 2009], p.286