From dda29eb8361c156431c3016612b912c55fea8d52 Mon Sep 17 00:00:00 2001
From: Bill Thiede <git@xinu.tv>
Date: Thu, 1 Jul 2021 20:47:29 -0700
Subject: [PATCH] test identity transpose

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

diff --git a/rtchallenge/src/matrices.rs b/rtchallenge/src/matrices.rs
index cb67bbc..677f3b1 100644
--- a/rtchallenge/src/matrices.rs
+++ b/rtchallenge/src/matrices.rs
@@ -107,6 +107,8 @@ impl Matrix4x4 {
     ///     [0., 0., 0., 1.],
     /// );
     /// assert_eq!(m.transpose(), m_t);
+    ///
+    /// assert_eq!(Matrix4x4::identity(), Matrix4x4::identity().transpose());
     pub fn transpose(&self) -> Matrix4x4 {
         let m = self.m;
         Matrix4x4 {