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  • The Tau Manifesto: No, really, pi is wrong

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The Tau Manifesto: No, really, pi is wrong

by Michael Hartl (Author) Format: Paperback
4.7 out of 5 stars (37)

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The Tau Manifesto is dedicated to one of the most important numbers in mathematics, perhaps the most important: the circle constant relating the circumference of a circle to its linear dimension. For millennia, the circle has been considered the most perfect of shapes, and the circle constant captures the geometry of the circle in a single number. Of course, the traditional choice for the circle constant is π (pi)—but, as mathematician Bob Palais notes in his delightful article “π Is Wrong!”, π is wrong. It’s time to set things right.
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  1. Print length
    55 pages
  2. Language
    English
  3. Publication date
    June 28, 2010
  4. Dimensions
    6 x 0.13 x 9 inches
  5. ISBN-13
    979-8506098348
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Product details

  • ASIN ‏ : ‎ B096CXMQ3W
  • Publisher ‏ : ‎ Independently published
  • Publication date ‏ : ‎ June 28, 2010
  • Language ‏ : ‎ English
  • Print length ‏ : ‎ 55 pages
  • ISBN-13 ‏ : ‎ 979-8506098348
  • Item Weight ‏ : ‎ 3.2 ounces
  • Dimensions ‏ : ‎ 6 x 0.13 x 9 inches
  • Best Sellers Rank: #1,897,702 in Books (See Top 100 in Books)
  • Customer Reviews:
    4.7 out of 5 stars (37)

About the author

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Michael Hartl

Michael Hartl

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Michael Hartl is a physicist and entrepreneur. He is the author of over a dozen books, including Learn Enough Python to Be Dangerous and the Ruby on Rails Tutorial, and was cofounder and principal author at Learn Enough (acquired 2022). He is also the founder of Tau Day and author of The Tau Manifesto. Previously, Michael taught theoretical and computational physics at the California Institute of Technology (Caltech), where he received a Lifetime Achievement Award for Excellence in Teaching and served as Caltech’s editor for The Feynman Lectures on Physics. He is a graduate of Harvard College, has a Ph.D. in Physics from Caltech, and is an alumnus of the Y Combinator entrepreneur program.

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