You have chosen 'On Plural Reference and Set Theory' by Helen Cartwright, 'Travels in Four Dimensions' by Robin Le Poidevin and 'Of Liberty and Necessity' by Thomas Hobbes
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 |