You have chosen 'Investigations in the Foundations of Set Theory I' by Ernst Zermelo, 'Elements of Law and Justice' by Gottfried Leibniz and 'Political Ideals' by Bertrand Russell
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Modes of Existence, or select a subheading: |
| A. | Relations | |
| B. | Properties | |
| C. | Powers and Dispositions | |
| D. | Universals | |
| E. | Nominalism |