5 ideas
21959 | Metaphysics is the most general attempt to make sense of things [Moore,AW] |
13342 | Carnap defined consequence by contradiction, but this is unintuitive and changes with substitution [Tarski on Carnap] |
13251 | Each person is free to build their own logic, just by specifying a syntax [Carnap] |
10994 | Conditionals are true if minimal revision of the antecedent verifies the consequent [Stalnaker, by Read] |
21958 | Appearances are nothing beyond representations, which is transcendental ideality [Moore,AW] |