You have chosen 'Frege's Theory of Numbers' by Charles Parsons, 'Introduction to Philosophical Papers I' by David Lewis and 'Set Theory and the Continuum Hypothesis' by Paul J. Cohen
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Modality, or select a subheading: |
| A. | Necessity | |
| B. | Possibility | |
| C. | Sources of Modality | |
| D. | Knowledge of Modality | |
| E. | Possible worlds |