Combining Texts

You have chosen 'From an Ontological Point of View' by John Heil, 'Reply to 'Rorarius' 2nd ed' by Gottfried Leibniz and 'On the Nature of the Universe' by Lucretius

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All the ideas for Theory of Logic, or select a subheading:
      A. Overview of Logic
      B. Logical Consequence
      C. Ontology of Logic
      D. Assumptions for Logic
      E. Structures of Logic
      F. Referring in Logic
      G. Quantification
      H. Proof Systems
      I. Semantics of Logic
      J. Model Theory in Logic
      K. Features of Logics
      L. Paradox