You have chosen 'Counting and the Natural Numbers' by Jeffrey H. Sicha, 'Must We Believe in Set Theory?' by George Boolos and 'Conspectus libelli (book outline)' by Gottfried Leibniz
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Objects, or select a subheading: |
| A. | Existence of Objects | |
| B. | Unity of Objects | |
| C. | Structure of Objects | |
| D. | Essence of Objects | |
| E. | Objects over Time | |
| F. | Identity among Objects |