4 ideas
9558 | All scientific tests will verify mathematics, so it is a background, not something being tested [Sober] |
3016 | Even the gods cannot strive against necessity [Pittacus, by Diog. Laertius] |
14288 | 'If A,B' affirms that A⊃B, and also that this wouldn't change if A were certain [Jackson, by Edgington] |
13769 | Conditionals are truth-functional, but should only be asserted when they are confident [Jackson, by Edgington] |