proposition: Lemma hzmodcompatmultr ( p : hz ) ( x : hzneq 0 p ) : forall a b c : hz, hzmod p x a b -> hzmod p x ( a * c ) ( b * c ).
proof: Proof. intros a b c v. rewrite hzmultcomm. rewrite ( hzmultcomm b ). apply hzmodcompatmultl. assumption. Defined.
imports: UniMath.PAdics.lemmas UniMath.NumberSystems.Integers UniMath.Foundations.Preamble