Combining Texts

You have chosen 'Ways of Worldmaking' by Nelson Goodman, 'How to Make our Ideas Clear' by Charles Sanders Peirce and 'On the Source of Necessity' by Ross P. Cameron

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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