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Math

How the arch got its shape

Posted by Dave Richeson on April 26, 2009

The most recent video podcast episode of Science Friday is a short but nice discussion of the mathematics behind the St. Louis Arch: How the arch got its shape.

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catenaryexponential functionhyperbolic trigonometrySt. Louis archvideo

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Dave Richeson
Professor of Mathematics
Dickinson College
Twitter: divbyzero

My books

Tales of Impossibility: The 2000-Year Quest to Solve the Mathematical Problems of Antiquity (Princeton University Press, 2019)

Buy it:
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Amazon

Euler's Gem: The Polyhedron Formula and the Birth of Topology (Princeton University Press, 2008)

Buy it:
Princeton University Press
Amazon

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