You have chosen 'Frege's Theory of Numbers' by Charles Parsons, 'The Nature of Mathematical Knowledge' by Philip Kitcher and 'Theory Change and the Indeterminacy of Reference' by Hartry Field
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 |