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What’s the shape of the universe? Mathematicians use topology to study the shape of the world and everything in it

  • Written by John Etnyre, Professor of Mathematics, Georgia Institute of Technology
What’s the shape of the universe? Mathematicians use topology to study the shape of the world and everything in itYou can describe the shape you live on in multiple dimensions.vkulieva/iStock via Getty Images Plus

When you look at your surrounding environment, it might seem like you’re living on a flat plane. After all, this is why you can navigate a new city using a map: a flat piece of paper that represents all the places around you. This is likely why...

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