You have chosen 'An Argument for the Identity Theory' by David Lewis, 'Defining 'Intrinsic' (with Rae Langton)' by David Lewis and 'Modal Logic within Counterfactual Logic' by Timothy Williamson
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Mathematics, or select a subheading: |
| A. | Nature of Mathematics | |
| B. | Foundations for Mathematics | |
| C. | Sources of Mathematics |