From f9279a28a956499a1c1420c8f386a6f6a51a3854 Mon Sep 17 00:00:00 2001
From: Mike Maley <michael.r.maley@gmail.com>
Date: Tue, 10 Feb 2026 18:00:49 -0500
Subject: [PATCH] non-negative

---
 src/lib.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lib.rs b/src/lib.rs
index 5d84a3c..42d4614 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -100,6 +100,8 @@ pub trait Integer: Sized + Num + PartialOrd + Ord + Eq {
 
     /// Greatest Common Divisor (GCD).
     ///
+    /// The result should always be non-negative.
+    ///
     /// # Examples
     ///
     /// ~~~