You have chosen 'On the Question of Absolute Undecidability' by Peter Koellner, 'Russell's Mathematical Logic' by Kurt Gdel and 'Fath and Love, or the King and Queen' by Novalis
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Theory, or select a subheading: |
| A. | Speculations on Nature | |
| B. | Natural Kinds | |
| C. | Causation | |
| D. | Laws of Nature |