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Seems to be promoting a new book that was released yesterday: https://www.amazon.com/Infinite-Powers-Calculus-Reveals-Universe/dp/1328879984/ https://www.amazo

• sohkamyung 8y ago
  The subheading does say this: This adapted book excerpt from Infinite Powers ... So it might not be correct to say the article is promoting the book, rather, the article is adapted from parts of the book.