Combining Philosophers

Ideas for Plutarch, Amos and Gottlob Frege

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

display all the ideas for this combination of philosophers


2 ideas

4. Formal Logic / C. Predicate Calculus PC / 1. Predicate Calculus PC
I don't use 'subject' and 'predicate' in my way of representing a judgement [Frege]
4. Formal Logic / C. Predicate Calculus PC / 2. Tools of Predicate Calculus / d. Universal quantifier ∀
For Frege, 'All A's are B's' means that the concept A implies the concept B [Frege, by Walicki]