You have chosen 'Treatise on double arguments' by Anon (Diss), 'Law and Authority' by Peter (Pyotr) Kropotkin and 'Existence,Ontological Commitment and Fictions' by Peter van Inwagen
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 |