Combining Texts

You have chosen 'Aristotle and Descartes on Matter' by Gottfried Leibniz, 'Theory of Good and Evil' by Hastings Rashdall and 'Are there propositions?' by Gilbert Ryle

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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