X-Git-Url: http://gitweb.michael.orlitzky.com/?p=mjotex.git;a=blobdiff_plain;f=mjo-common.tex;h=aa7427fc96dbe46a0582a83de7c7e494e0a78f59;hp=6aac4ca84be42e3777562c7dd6aecd9526d1ebc0;hb=e6bb4f9ae2d3785b331388703b8793e0409d30af;hpb=ba0227140d34fe1c8cacdb4996b5896aec4c4013

diff --git a/mjo-common.tex b/mjo-common.tex
index 6aac4ca..aa7427f 100644
--- a/mjo-common.tex
+++ b/mjo-common.tex
@@ -5,11 +5,13 @@
 \def\havemjocommon{1}
 
 
-% Needed for \mathbb.
-\usepackage{amsfonts}
+\ifx\mathbb\undefined
+  \usepackage{amsfonts}
+\fi
 
-% Needed for \bigtimes.
-\usepackage{mathtools}
+\ifx\bigtimes\undefined
+  \usepackage{mathtools}
+\fi
 
 % Place the argument in matching left/right parentheses.
 \newcommand*{\of}[1]{ \left({#1}\right) }