You have chosen 'The Essence of Reference' by Mark Sainsbury, 'Cognition of Value in Aristotle's Ethics' by Deborah Achtenberg and 'Letters to Leibniz 1' by Isaac Newton
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 |