Combining Texts

You have chosen 'Axiomatic Theories of Truth (2005 ver)' by Volker Halbach, 'Abortion and the Doctrine of Double Effect' by Philippa Foot and 'Remarks on the forces of inorganic Nature' by J.R. Mayer

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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