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Goldbach Conjecture

Mathematical mysteries: Goldbach revisited

Since we first wrote about the Goldbach Conjecture we've had many requests for more information about  it and about how our Goldbach calculator works. We answer some of your questions here but the Goldbach conjecture touches on a strange area of maths that may leave you even more curious than before...

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Mathematical mysteries: the Goldbach conjecture

Every even number greater than 4 can be written as the sum of two odd primes - a simple statement, but still unproven today.

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