From 0cdf3ce4524231c0b9cb66c4ae08512e7af9d2a8 Mon Sep 17 00:00:00 2001
From: Jacob Trueb <jtrueb@northwestern.edu>
Date: Wed, 25 May 2022 17:51:19 -0500
Subject: [PATCH] Fix UnitComplex cast doctest failure on macOS

---
 src/geometry/unit_complex_construction.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/geometry/unit_complex_construction.rs b/src/geometry/unit_complex_construction.rs
index ebf4e81d..9536e87f 100644
--- a/src/geometry/unit_complex_construction.rs
+++ b/src/geometry/unit_complex_construction.rs
@@ -131,10 +131,11 @@ where
     ///
     /// # Example
     /// ```
+    /// #[macro_use] extern crate approx;
     /// # use nalgebra::UnitComplex;
     /// let c = UnitComplex::new(1.0f64);
     /// let c2 = c.cast::<f32>();
-    /// assert_eq!(c2, UnitComplex::new(1.0f32));
+    /// assert_relative_eq!(c2, UnitComplex::new(1.0f32));
     /// ```
     pub fn cast<To: Scalar>(self) -> UnitComplex<To>
     where