Combining Texts

You have chosen 'Elements of Mathematical Logic' by Jan Lukasiewicz, 'Mind and Its Place in Nature' by C.D. Broad and 'A Note on the entscheidungsproblem' by Alonzo Church

start again     |    choose another area for these texts     |    all the ideas for this combination of texts
All the ideas for Existence, or select a subheading:
      A. Nature of Existence
      B. Change in Existence
      C. Structure of Existence
      D. Theories of Reality
      E. Categories