mjo-eja.tex: add the Jordan-automorphism group operator, \JAut{}.

diff --git a/examples.tex b/examples.tex
index 52326358fc9ca2f11637423b78f43125467a9e86..d59975eb872bd2f635f9635756518df236e64f74 100644 (file)
--- a/examples.tex
+++ b/examples.tex
@@ -161,8 +161,8 @@
   \end{section}
 
   \begin{section}{Euclidean Jordan algebras}
-    The Jordan product of $x$ and $y$ in some Euclidean Jordan algebra
-    is $\jp{x}{y}$.
+    The Jordan product of $x$ and $y$ in some Euclidean Jordan algebra $V$
+    is $\jp{x}{y}$. The Jordan-automorphism group of $V$ is $\JAut{V}$.
   \end{section}
 
   \begin{section}{Font}

diff --git a/mjo-eja.tex b/mjo-eja.tex
index b6974be8da9dff720b7817594d1b46a4d49482db..8b4efbfee69670c4a849d808428e4a318c669020 100644 (file)
--- a/mjo-eja.tex
+++ b/mjo-eja.tex
@@ -23,4 +23,9 @@
 \newcommand*{\jp}[2]{{#1} \circ {#2}}
 
 
+% The ``Jordan automorphism group of'' operator. Using
+% \Aut{} is too ambiguous sometimes.
+\newcommand*{\JAut}[1]{ \operatorname{JAut}\of{{#1}} }
+
+
 \fi