Combining Texts

You have chosen 'What is Logic?st1=Ian Hacking' by , 'Boole calculus and the Concept script' by Gottlob Frege and 'Essentials of Pragmatism' by Charles Sanders Peirce

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All the ideas for Mathematics, or select a subheading:
      A. Nature of Mathematics
      B. Foundations for Mathematics
      C. Sources of Mathematics