Problem

erdos:1214

True ↔ ∀ (x y : ℕ), x ≥ 1 → y ≥ 1 → (∀ n ≥ 1, {p | Nat.Prime p ∧ p ∣ x ^ n - 1} = {p | Nat.Prime p ∧ p ∣ y ^ n - 1}) → x = y

Open Current State

Declared status: proved
Formalization: formalized
Subjects: number theory
OEIS: N/A
Sources: source:erdos-problemssource:formal-conjectures
Statement: www.erdosproblems.com

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