Combining Texts

You have chosen 'The Value of Science' by Henri Poincaré, 'Lectures on the Principles of Political Obligation' by T.H. Green and 'A Short History of German Philosophy' by Vittorio Hsle

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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