8 ideas
23766 | Don't be tossed to and fro with every wind of doctrine, by cunning deceptive men [Paul] |
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] |
2602 | What experience could prove 'If a=c and b=c then a=b'? [Descartes] |
2601 | Qualia must be innate, because physical motions do not contain them [Descartes] |
2600 | The mind's innate ideas are part of its capacity for thought [Descartes] |