From c19b317dcdeac142e8bda3c957a21679d1e62a01 Mon Sep 17 00:00:00 2001
From: Chris Watson <cawatson1993@gmail.com>
Date: Mon, 2 Sep 2019 14:17:40 -0700
Subject: [PATCH] Should fix #2

---
 src/apatite/linear_algebra/vector.cr | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/apatite/linear_algebra/vector.cr b/src/apatite/linear_algebra/vector.cr
index 1d1206c..5e4c6f9 100644
--- a/src/apatite/linear_algebra/vector.cr
+++ b/src/apatite/linear_algebra/vector.cr
@@ -153,7 +153,7 @@ module Apatite::LinearAlgebra
     end
 
     # Take me to your leader
-    def <=>
+    def <=>(other)
       if other.is_a?(Vector)
         @elements <=> other.elements
       else