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December 29, 2016 06:22 am PST
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/4l6LFTl_I6w/the-moving-sofa-math-problem.html
The moving sofa math problem: still unsolved 50 years later
https://www.youtube.com/watch?v=n5bMD3_JlFYEver try to move a sofa down a hallway that has a corner? The underlying math behind it inspired a math problem that's been a puzzler since 1966. Gerver's Sofa above shows the parameters: a U-shaped sofa moving around a 90-degree corner in an even-width hallway. Gerver's got the record so far, and it is likely the optimal sofa. (more…)
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/4l6LFTl_I6w/the-moving-sofa-math-problem.html
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