Combining Texts

You have chosen 'New System and Explanation of New System' by Gottfried Leibniz, 'The Logical Form of Action Sentences' by Donald Davidson and 'Universals and Particulars' by David M. Armstrong

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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