Combining Texts

You have chosen 'Lectures on the History of Philosophy' by Georg W.F.Hegel, 'Making Things Happen' by James Woodward and 'What are Sets and What are they For?' by Oliver,A/Smiley,T

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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