You have chosen 'Model Theory for Modal Logic I' by Kit Fine, 'How to Make our Ideas Clear' by Charles Sanders Peirce and 'Rules for the Direction of the Mind' by Ren Descartes
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 |