You have chosen 'Phil of Mathematics and Natural Science' by Hermann Weyl, 'Proof of an External World' by G.E. Moore and 'Science and Hypothesis' by Henri Poincar
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 |