Combining Texts

Ideas for 'fragments/reports', 'The Logical Syntax of Language' and 'The Theory of Logical Types'

expand these ideas     |    start again     |     choose another area for these texts

display all the ideas for this combination of texts

---

4 ideas

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

13342

Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap]

5. Theory of Logic / C. Ontology of Logic / 4. Logic by Convention

13251

Each person is free to build their own logic, just by specifying a syntax [Carnap]

5. Theory of Logic / E. Structures of Logic / 5. Functions in Logic

21566

'Propositional functions' are ambiguous until the variable is given a value [Russell]

5. Theory of Logic / L. Paradox / 6. Paradoxes in Language / a. The Liar paradox

21567

'All judgements made by Epimenedes are true' needs the judgements to be of the same type [Russell]