From 58dd2634228390d7a902edf9bf70570e22ebbf4e Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Wed, 6 Jul 2016 12:43:27 -0400
Subject: [PATCH] Add the \directsum operator.

---
 mjo-common.tex | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/mjo-common.tex b/mjo-common.tex
index 408ca33..0a9a5d2 100644
--- a/mjo-common.tex
+++ b/mjo-common.tex
@@ -29,6 +29,9 @@
 % The Cartesian product of three things.
 \providecommand*{\cartprodthree}[3]{ \cartprod{{#1}}{\cartprod{{#2}}{{#3}}} }
 
+% The direct sum of two things.
+\providecommand*{\directsum}[2]{ {#1}\oplus{#2} }
+
 % The factorial operator.
 \providecommand*{\factorial}[1]{ {#1}! }
 
-- 
2.43.2