From 584bc2e2f62567bcf218c517ae9f57f4db2ad576 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..ed926a7 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -99,6 +99,8 @@ pub trait Integer: Sized + Num + PartialOrd + Ord + Eq {
     }
 
     /// Greatest Common Divisor (GCD).
+    /// 
+    /// The result should always be non-negative.
     ///
     /// # Examples
     ///