You have chosen 'A World of States of Affairs' by David M. Armstrong, 'Letters to Regius' by Ren Descartes and 'Necessity, Essence and Individuation' by Alan Sidelle
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 |