Abraham Lincoln, ‘is a dog’s tail a leg?’ and Computational Complexity

February 22, 2011

It’s geek humor for Presidents Day.  I think it’s geek humor.  Computational Complexity analyzed the story attributed to Abraham Lincoln, about the moral of asking how many legs a dog has, if you call a tail “a leg.”

Amazing five-legged dog, Esther Derby.com

Amazing five-legged dog, image by Esther Derby.com

The author acknowledged it, but we now know it was a calf’s tail, not a dog’s tail.

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