Zulip Chat Archive
Stream: new members
Topic: Quick question (Euclid's Lemma)
Nathan (Feb 07 2026 at 09:00):
Is there a version of Nat.Coprime.dvd_of_dvd_mul_left for Ints?
example (a b c : ℕ) (h : a ∣ b * c) (hc : Nat.Coprime a b) : a ∣ c :=
Nat.Coprime.dvd_of_dvd_mul_left hc h
Ruben Van de Velde (Feb 07 2026 at 09:02):
import Mathlib
example (a b c : ℤ) (h : a ∣ b * c) (hc : IsCoprime a b) : a ∣ c := by apply?
Ruben Van de Velde (Feb 07 2026 at 09:02):
Or you can guess the name
Nathan (Feb 07 2026 at 09:04):
thanks :pray:
Last updated: Feb 28 2026 at 14:05 UTC