Combining Texts

You have chosen 'A Résumé of Metaphysics' by Gottfried Leibniz, 'Of liberty, Fate and God's grace' by Gottfried Leibniz and 'Philosophy of Mathematics' by James Robert Brown

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