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Has anybody else noticed that for some of the most popularly solved problems, there will be 20 likes for it? For a problem with 3,000 people who have solved ...

Prove that:

1+2+3+4+5+6+.... up to infinity = -1/12 (negative of one-twelfth)

The above identity is used in many derivations of physics. I have a mathematical ...

When I say this, I have the feeling that most of Brilliant users agree. I don't like having everything hooked up to my email. It's very inconvenient, and ...

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