How Many Humans Have the Same Number of Body Hairs? | Infinite Series | PBS Digital Studios

2016-12-01

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Do two people on the planet have the exact same number of body hairs? How about more than two? There’s a simple yet powerful mathematical principle that can help you find out the answer. Kelsey Houston-Edwards breaks down the Pigeonhole Principle and explains how it can be used to answer some pretty perplexing questions.

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Written and Hosted by Kelsey Houston-Edwards

Produced by Rusty Ward

Graphics by Ray Lux

Made by Kornhaber Brown (www.kornhaberbrown.com)

The Heart of Mathematics

http://www.goodreads.com/book/show/1638954.The_Heart_of_Mathematics