You have chosen 'Letter to Shumacher' by Carl Friedrich Gauss, 'Why Propositions cannot be concrete' by Alvin Plantinga and 'A World of States of Affairs' by David M. Armstrong
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Reality, or select a subheading: |
| A. | Classical Physics | |
| B. | Modern Physics | |
| C. | Space | |
| D. | Time | |
| E. | Cosmology | |
| F. | Chemistry | |
| G. | Biology |