8 ideas
16186 | The Barcan Formulas express how to combine modal operators with classical quantifiers [Simchen] |
16187 | The Barcan Formulas are orthodox, but clash with the attractive Actualist view [Simchen] |
16190 | BF implies that if W possibly had a child, then something is possibly W's child [Simchen] |
9103 | A universal is not a real feature of objects, but only a thought-object in the mind [William of Ockham] |
16188 | Serious Actualism says there are no facts at all about something which doesn't exist [Simchen] |
9104 | A universal is the result of abstraction, which is only a kind of mental picturing [William of Ockham] |
1748 | Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius] |
5989 | Archelaus said life began in a primeval slime [Archelaus, by Schofield] |