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] |
16188 | Serious Actualism says there are no facts at all about something which doesn't exist [Simchen] |
21227 | The Cogito demands a bridge to the world, and ends in isolating the ego [Velarde-Mayol] |
21215 | The representation may not be a likeness [Velarde-Mayol] |
21219 | Find the essence by varying an object, to see what remains invariable [Velarde-Mayol] |
1513 | The Egyptians were the first to say the soul is immortal and reincarnated [Herodotus] |