Combining Texts

All the ideas for 'fragments/reports', 'A Theory of Conditionals' and 'Grundlagen (Foundations of Theory of Manifolds)'

expand these ideas     |    start again     |     specify just one area for these texts

---

6 ideas

4. Formal Logic / F. Set Theory ST / 1. Set Theory

15946

Cantor developed sets from a progression into infinity by addition, multiplication and exponentiation [Cantor, by Lavine]

6. Mathematics / A. Nature of Mathematics / 3. Nature of Numbers / e. Ordinal numbers

15911

Ordinals are generated by endless succession, followed by a limit ordinal [Cantor, by Lavine]

10. Modality / B. Possibility / 8. Conditionals / a. Conditionals

14286

In nearby worlds where A is true, 'if A,B' is true or false if B is true or false [Stalnaker]

10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / a. Nature of possible worlds

14285

A possible world is the ontological analogue of hypothetical beliefs [Stalnaker]

26. Natural Theory / A. Speculations on Nature / 5. Infinite in Nature

1748	Archelaus was the first person to say that the universe is boundless [Archelaus, by Diog. Laertius]

27. Natural Reality / G. Biology / 3. Evolution

5989	Archelaus said life began in a primeval slime [Archelaus, by Schofield]