You have chosen 'On the Question of Absolute Undecidability' by Peter Koellner, 'Introduction to the Theory of Logic' by Jos L. Zalabardo and 'Substitutional Classes and Relations' 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 |