Combining Texts

You have chosen 'Letters to Remond de Montmort' by Gottfried Leibniz, 'The Histories' by Herodotus and 'The Theory of Relativity and A Priori Knowledge' by Hans Reichenbach

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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