You have chosen 'Frege's Concept of Numbers as Objects' by Crispin Wright, 'New System and Explanation of New System' by Gottfried Leibniz and 'Individuals without Sortals' by M.R. Ayers
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 |