Combining Texts

You have chosen 'Counterpart theory and Quant. Modal Logic' by David Lewis, 'Travels in Four Dimensions' by Robin Le Poidevin and 'Conceptions of Consequence' by Timothy Smiley

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