7 ideas
18203 | Avoid non-predicative classifications and definitions [Poincaré] |
12251 | Substantial forms are not understood, and explain nothing [Descartes] |
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] |
16772 | An angelic mind would not experience pain, even when connected to a human body [Descartes, by Pasnau] |