8 ideas
| 11074 | 'It is true that this follows' means simply: this follows [Wittgenstein] |
| 9565 | Zermelo made 'set' and 'member' undefined axioms [Zermelo, by Chihara] |
| 3339 | For Zermelo's set theory the empty set is zero and the successor of each number is its unit set [Zermelo, by Blackburn] |
| 11073 | Two and one making three has the necessity of logical inference [Wittgenstein] |
| 8443 | Mereological essentialism says an entity must have exactly those parts [Sosa] |
| 8442 | What law would explain causation in the case of causing a table to come into existence? [Sosa] |
| 8445 | The necessitated is not always a result or consequence of the necessitator [Sosa] |
| 8444 | Where is the necessary causation in the three people being tall making everybody tall? [Sosa] |