You have chosen 'The Character of Physical Law' by Richard P. Feynman, 'On the Conservation of Force' by Hermann von Helmholtz and 'The Principles of Science' by William S. Jevons
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 |