Pi pavement

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Everyone knows Pi is rock solid.

4 thoughts on “Pi pavement”

  1. Fabio Calabrese

    Nice, indeed!
    I’d be grateful if you could send me the picture of pi (better from the top if you have such a thing)to use with my students. I made them make a group research on it.
    My address is fabiocalabrese(at)aol.com
    Thank you.
    Cheers from Sicily.

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