Combining Texts

You have chosen 'From an Ontological Point of View' by John Heil, 'Notes on John Wilkins' by Gottfried Leibniz and 'Axiomatic Theories of Truth (2005 ver)' by Volker Halbach

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All the ideas for Science, or select a subheading:
      A. Basis of Science
      B. Scientific Theories
      C. Induction
      D. Explanation