You have chosen 'Opus Maius (major works)' by Roger Bacon, 'Building Blocks of Mathematical Logic' by Moses Schnfinkel and 'The Folly of Trying to Define Truth' by Donald Davidson
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 |