Combining Texts

You have chosen 'Survival and Identity, with postscript' by David Lewis, 'Empiricism, Semantics and Ontology' by Rudolph Carnap and 'On Minerals' by Albertus Magnus

start again     |    choose another area for these texts     |    all the ideas for this combination of texts
All the ideas for Mathematics, or select a subheading:
      A. Nature of Mathematics
      B. Foundations for Mathematics
      C. Sources of Mathematics