You have chosen 'Material Beings' by Peter van Inwagen, 'Investigations in the Foundations of Set Theory I' by Ernst Zermelo and 'On the General Idea of Proof Theory' by Dag Prawitz
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 |