You have chosen 'Free Will as Involving Determinism' by Philippa Foot, 'On the Plurality of Worlds' by David Lewis and 'Constructibility and Mathematical Existence' by Charles Chihara
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Knowledge Criteria, or select a subheading: |
| A. | Justification Problems | |
| B. | Internal Justification | |
| C. | External Justification | |
| D. | Scepticism | |
| E. | Relativism |