Combining Texts

You have chosen 'Apriority as an Evaluative Notion' by Hartry Field, 'De Ente et Essentia (Being and Essence)' by Thomas Aquinas and 'On Signs (damaged)' by Philodemus

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All the ideas for Science, or select a subheading:
      A. Basis of Science
      B. Scientific Theories
      C. Induction
      D. Explanation