Combining Texts

You have chosen 'Dialogue on human freedom and origin of evil' by Gottfried Leibniz, 'The Second Sex' by Simone de Beauvoir and 'Logical Analysis of Gestalt Concepts' by Rescher,N/Oppenheim,P

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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