You have chosen 'An Argument for the Identity Theory' by David Lewis, 'Process and Reality' by Alfred North Whitehead and 'Summula philosophiae naturalis' by William of Ockham
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 |