You have chosen 'Contrib to Critique of Hegel's Phil of Right' by Karl Marx, 'Boole calculus and the Concept script' by Gottlob Frege and 'On the Heavens' by Aristotle
start again | choose another area for these texts | all the ideas for this combination of textsAll the ideas for Natural Theory, or select a subheading: |
A. | Speculations on Nature | |
B. | Natural Kinds | |
C. | Causation | |
D. | Laws of Nature |