You have chosen 'Deriving Kripkean Claims with Abstract Objects' by Edward N. Zalta, 'Preface to 'De Revolutionibus'' by Andreas Osiander and 'The Tragic Sense of Life' by Miguel de Unamuno
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Natural Theory, or select a subheading: |
| A. | Speculations on Nature | |
| B. | Natural Kinds | |
| C. | Causation | |
| D. | Laws of Nature |