You have chosen 'Theory of Knowledge (2nd edn)' by Keith Lehrer, 'Frege's Concept of Numbers as Objects' by Crispin Wright and 'On the Nature of the Gods ('De natura deorum')' by M. Tullius Cicero
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Science, or select a subheading: |
| A. | Basis of Science | |
| B. | Scientific Theories | |
| C. | Induction | |
| D. | Explanation |