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← Beal's Conjecture
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Lean 4.29.1
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import Mathlib -- If aˣ + bʸ = cᶜ with x, y, z > 2, then a, b, c share a common prime factor. theorem beal (a b c x y z : ℕ) (ha : 0 < a) (hb : 0 < b) (hc : 0 < c) (hx : 2 < x) (hy : 2 < y) (hz : 2 < z) (h : a ^ x + b ^ y = c ^ z) : ∃ p : ℕ, Nat.Prime p ∧ p ∣ a ∧ p ∣ b ∧ p ∣ c :=
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