You have chosen 'Changes in Events and Changes in Things' by Arthur N. Prior, 'Set Theory and related topics (2nd ed)' by Seymour Lipschutz and 'Ontological Categories' by Jan Westerhoff
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Existence, or select a subheading: |
| A. | Nature of Existence | |
| B. | Change in Existence | |
| C. | Structure of Existence | |
| D. | Theories of Reality | |
| E. | Categories |