X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=mjo-topology.tex;h=760d44d96c4bbead22746a24b5712faa16478efa;hb=93c8209c75f02b41fe26c7d58dd7b8f8814051f0;hp=c7f50373ad8e98320f25088b2644e72828c1195b;hpb=fc7cfa7f3d02715cb09eae2e1c6bc501dc2d8d50;p=mjotex.git

diff --git a/mjo-topology.tex b/mjo-topology.tex
index c7f5037..760d44d 100644
--- a/mjo-topology.tex
+++ b/mjo-topology.tex
@@ -5,8 +5,9 @@
 \def\havemjotopology{1}
 
 
-% Needed for \operatorname.
-\usepackage{amsopn}
+\ifx\operatorname\undefined
+  \usepackage{amsopn}
+\fi
 
 \input{mjo-common}