The miracle that disrupts order': mathematicians invent new
Called ‘the hat’, the 13-sided shape can be arranged in a tile formation such that it never forms a repeating grid
All I Need Is a Miracle
The miracle that disrupts order mathematicians invent new einstein
Hat Tricks – Feature Column
David Smith (amateur mathematician) - Wikipedia
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Brilliant (First Edition): Warren, David Michael, Warren, Jaclyn
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Bill Gates on LinkedIn: 'The miracle that disrupts order