You have chosen 'On the Individuation of Attributes' by Willard Quine, 'Frege's Concept of Numbers as Objects' by Crispin Wright and 'A Tour through Mathematical Logic' by Robert S. Wolf
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 |