6 ideas
15927 | Definition just needs negation, known variables, conjunction, disjunction, substitution and quantification [Weyl, by Lavine] |
15547 | Negative existentials have 'totality facts' as truthmakers [Armstrong, by Lewis] |
15542 | All possibilities are recombinations of properties in the actual world [Armstrong, by Lewis] |
22449 | When we say 'is red' we don't mean 'seems red to most people' [Foot] |
22451 | All people need affection, cooperation, community and help in trouble [Foot] |
22452 | Do we have a concept of value, other than wanting something, or making an effort to get it? [Foot] |