You have chosen 'Frege's Concept of Numbers as Objects' by Crispin Wright, 'Probability and Logic of Rational Belief' by Henry E. Kyburg Jr and 'Intermediate Logic' by David Bostock
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 |