You have chosen 'Necessity, Essence and Individuation' by Alan Sidelle, 'A Mathematical Introduction to Logic (2nd)' by Herbert B. Enderton and 'Mathematical Logic (revised)' by Willard Quine
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 |