You have chosen 'On the Nature of the Universe' by Lucretius, 'Elements of Mathematical Logic' by Jan Lukasiewicz and 'On the spiritual perfection of life' by Thomas Aquinas
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 |