Combining Texts

You have chosen 'Precepts for Advancing Science and Arts' by Gottfried Leibniz, 'Philosophy of Mind (Encylopedia III)' by Georg W.F.Hegel and 'The Concept of Truth for Formalized Languages' by Alfred Tarski

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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