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Things to Make and Do in the Fourth Dimension

A Mathematician's Journey Through Narcissistic Numbers, Optimal Dating Algorithms, at Least Two Kinds of Infinity, and More

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  • From the book
    • Chapters 1-3
    • Chapters 4-5
    • Chapter 6
    • Chapter 7
    • Chapters 8-10
    • Chapters 11-14
    • Chapters 15-21

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  • Combination Calculator
  • Number Base Converter
  • Polygonal Number Calculator
  • Prime Number Checker
  • Spreadsheet Converter
  • Text to Binary Converter

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