You have chosen 'A Theory of Universals' by David M. Armstrong, 'Letters to Descartes' by Elizabeth, Princess of Bohemia and 'A Mathematical Introduction to Logic (2nd)' by Herbert B. Enderton
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 |