Combining Texts

You have chosen 'A Puzzle about Belief' by Saul A. Kripke, 'On Copernicanism and Relativity of Motion' by Gottfried Leibniz and 'Democracy in America (abr Renshaw)' by Alexis de Tocqueville

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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