Combining Texts

Ideas for 'The Evolution of Modern Metaphysics', 'Introduction to the Theory of Logic' and 'Philosophical Investigations'

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2 ideas

5. Theory of Logic / E. Structures of Logic / 1. Logical Form

18743

Wittgenstein says we want the grammar of problems, not their first-order logical structure [Wittgenstein, by Horsten/Pettigrew]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / b. Basic connectives

10896

Propositional logic just needs ¬, and one of ∧, ∨ and → [Zalabardo]