5 ideas
15102 | S4 says there must be some necessary truths (the actual ones, of which there is at least one) [Cameron] |
15103 | Blackburn fails to show that the necessary cannot be grounded in the contingent [Cameron] |
9567 | Maths deals with quantities of physical significance, ignoring irrelevant features [Geroch] |
9425 | Lewis later proposed the axioms at the intersection of the best theories (which may be few) [Mumford on Lewis] |
15104 | The 'moving spotlight' theory makes one time privileged, while all times are on a par ontologically [Cameron] |