You have chosen 'Set Theory and related topics (2nd ed)' by Seymour Lipschutz, 'The Philosophy of Leibniz' by Bertrand Russell and 'Knowledge and the Philosophy of Number' by Keith Hossack
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 |