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Timothy Gowers
wtgowers.bsky.social
did:plc:uygyjatvqwdmsqvamxxckmj2
An exciting result has just appeared on arXiv, concerning the following simple-seeming problem: if A is a set of n positive integers, then how large a sum-free subset B must it contain? That means that if x, y and z belong to B, then x + y should not equal z. 🧵
2025-02-13T12:13:13.350Z