5 ideas
15102 | S4 says there must be some necessary truths (the actual ones, of which there is at least one) [Cameron] |
490 | Everything happens by reason and necessity [Leucippus] |
15103 | Blackburn fails to show that the necessary cannot be grounded in the contingent [Cameron] |
19000 | Read 'all ravens are black' as about ravens, not as about an implication [Belnap] |
15104 | The 'moving spotlight' theory makes one time privileged, while all times are on a par ontologically [Cameron] |