You have chosen 'From an Ontological Point of View' by John Heil, 'The Foundations of Empirical Knowledge' by A.J. Ayer and 'How to Define Theoretical Terms' by David Lewis
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 |