From 7b52d199a6e9f93db1ebed75d4075898811848e5 Mon Sep 17 00:00:00 2001
From: Ryan Kavanagh <rak@debian.org>
Date: Mon, 24 Feb 2020 09:59:56 -0500
Subject: 2020 ams subj class

---
 cmuthesis.cls | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/cmuthesis.cls b/cmuthesis.cls
index af2dbe2..c2a5607 100644
--- a/cmuthesis.cls
+++ b/cmuthesis.cls
@@ -32,6 +32,13 @@
 %\def\@copyrightnotice#1{{\small\sbox{\@copyrightbox}{#1}\ifthenelse{\lengthtest{\wd\@copyrightbox > \linewidth}}{\noindent #1 \par}{\begin{center} #1 \end{center}}}}
 \def\@copyrightnotice#1{{\small\sbox{\@copyrightbox}{#1}\ifdim\wd\@copyrightbox>\linewidth \noindent #1 \par\else\begin{center} #1 \end{center}\fi}}
 
+% The 2020 classification is online, but amsbook hasn't been updated
+% yet to include it.
+\@ifundefined{subjclassname@2020}{%
+  \@namedef{subjclassname@2020}{%
+  \textup{2020} Mathematics Subject Classification}%
+}
+
 \def\@maketitle{
 \thispagestyle{empty}
 
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