8 ideas
13768 | Validity can preserve certainty in mathematics, but conditionals about contingents are another matter [Edgington] |
13770 | There are many different conditional mental states, and different conditional speech acts [Edgington] |
13764 | Are conditionals truth-functional - do the truth values of A and B determine the truth value of 'If A, B'? [Edgington] |
13765 | 'If A,B' must entail ¬(A & ¬B); otherwise we could have A true, B false, and If A,B true, invalidating modus ponens [Edgington] |
7444 | Type-type psychophysical identity is combined with a functional characterisation of pain [Lewis] |
7445 | The application of 'pain' to physical states is non-rigid and contingent [Lewis] |
7443 | A theory must be mixed, to cover qualia without behaviour, and behaviour without qualia [Lewis, by PG] |
20441 | An ordinary object can be a work of art, but only if some theory of art supports it [Danto] |