Ted Talk: Arthur Benjamin Does "Mathemagic"
In a lively show, mathemagician Arthur Benjamin races a team of calculators to figure out 3-digit squares, solves another massive mental equation and guesses a few birthdays. How does he do it? He'll tell you.
© 2005 Arthur T. Benjamin
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Benjamin, Arthur T., "Ted Talk: Arthur Benjamin Does "Mathemagic"" (2005). All HMC Faculty Publications and Research. Paper 254.