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Erdős problem 786

Let ϵ>0\epsilon > 0. Is there some set A⊂NA\subset\mathbb{N} of density >1−ϵ> 1 - \epsilon such that a1⋯ar=b1⋯bsa_1\cdots a_r = b_1\cdots b_s with ai,bj∈Aa_i, b_j\in A can only hold when r=sr = s?

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The source's own material, retained exactly.

7 retained statements36c6d0fef71a

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FormalConjectures/ErdosProblems/

786.lean

Retained formal statement2 of 7
FormalConjectures/ErdosProblems/786.leanErdos786.consecutivePrimesFrom_zero1 lineExact file
∀ {p : ℕ}, Nat.Prime p → Erdos786.consecutivePrimesFrom p 0 = {p}
TestStatement only, no proof