You have chosen 'On the Nature of the Gods ('De natura deorum')' by M. Tullius Cicero, 'Mathematical logic and theory of types' by Bertrand Russell and 'The Strangest Man' by Graham Farmelo
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 |