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] |
8978 | Events are made of other things, and are not fundamental to ontology [Bennett] |
16188 | Serious Actualism says there are no facts at all about something which doesn't exist [Simchen] |
2614 | Modern phenomenalism holds that objects are logical constructions out of sense-data [Ayer] |
2615 | The concept of sense-data allows us to discuss appearances without worrying about reality [Ayer] |
10364 | Facts are about the world, not in it, so they can't cause anything [Bennett] |