Combining Texts

You have chosen 'works' by Aristotle, 'A Subject with No Object' by JP Burgess / G Rosen and 'Gentzen's Analysis of First-Order Proofs' by Dag Prawitz

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All the ideas for Reason, or select a subheading:
      A. Nature of Reason
      B. Laws of Thought
      C. Styles of Reason
      D. Definition
      E. Argument
      F. Fallacies