You have chosen 'Trees, Terms and Truth' by George Engelbretsen, 'On the Nature of the Universe' by Lucretius and 'Probability and Logic of Rational Belief' by Henry E. Kyburg Jr
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 |