You have chosen 'Intro to Gödel's Theorems' by Peter Smith, 'Counting and the Natural Numbers' by Jeffrey H. Sicha and ''Ostrich Nominalism' or 'Mirage Realism'?' by Michael Devitt
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 |