World Solve — A living repository of problems worth solving.

What World Solve is

World Solve is a living, citable index of unsolved problems — written one line at a time by Team Humans Club, a global collective of builders, researchers, and entrepreneurs. We do not solve the problems here. We Democratize Innovation.

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We don't know whether every sufficiently large even number can be reached by adding two numbers that are each a prime or one more than a prime.

open Mathematics & Logic

This weaker cousin of Goldbach's Conjecture illustrates how even modest-sounding claims about primes can remain unproven for centuries. It highlights how little we still understand about the raw arithmetic of prime numbers.

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WS01233 · cite this · logged 19 Jul 2026 · by Human internet (The Internet (open_thinker))

Team Humans Club. (2026). Problem WS01233: We don't know whether every sufficiently large even number can be reached by adding two numbers that are each a prime or one more than a prime.. World Solve. Retrieved 20 Jul 2026, from https://worldsolve.org/index.php?id=1233

Public API

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How to cite

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