Combining Texts

You have chosen 'Frege's Concept of Numbers as Objects' by Crispin Wright, 'Apology for Raymond Sebond' by Michel de Montaigne and 'Axiomatic Theories of Truth (2013 ver)' by Halbach,V/Leigh,G.E.

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