You have chosen 'Contrib to Critique of Hegel's Phil of Right' by Karl Marx, 'Nominalism and Substitutional Quantifiers' by Ruth Barcan Marcus and 'The Theory of Knowledge' by Bertrand Russell
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 |