You have chosen 'On the Question of Absolute Undecidability' by Peter Koellner, 'Identity and Necessity' by Saul A. Kripke and 'Mathematical Logic (revised)' by Willard Quine
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 |