Combining Texts

You have chosen 'Mathematical logic and theory of types' by Bertrand Russell, 'Aristotle and Descartes on Matter' by Gottfried Leibniz and 'Inference to the Best Explanation (2nd)' by Peter Lipton

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All the ideas for Formal Logic, or select a subheading:
      A. Syllogistic Logic
      B. Propositional Logic PL
      C. Predicate Calculus PC
      D. Modal Logic ML
      E. Nonclassical Logics
      F. Set Theory ST
      G. Formal Mereology