
It’s harder than it looks
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What’s the biggest couch you can squeeze into the corner of a hallway? A horseshoe-shaped piece of furniture known as Gerver’s sofa has officially taken the crown, solving a mathematical question first posed nearly 60 years ago.
The difficulties of fitting large pieces of furniture into your home will be familiar to many people, but mathematicians have been particularly interested in the moving sofa problem since Leo Moser first posed it in 1966. -dimension sofa (so apart from…