From 21149d05f0bf33baecfe002704f8dd3d939951e7 Mon Sep 17 00:00:00 2001
From: Michael Orlitzky <michael@orlitzky.com>
Date: Mon, 17 Apr 2017 20:55:15 -0400
Subject: [PATCH] Add \Hn for the space of complex Hermitian n-by-n matrices.

---
 mjo-common.tex | 7 ++++++-
 mjo-cone.tex   | 2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/mjo-common.tex b/mjo-common.tex
index 74a0fe5..e599201 100644
--- a/mjo-common.tex
+++ b/mjo-common.tex
@@ -81,11 +81,16 @@
   \mathbb{C}\if\detokenize{#1}\detokenize{1}{}\else^{#1}\fi
 }
 
-% The space of symmetric n-by-n matrices.
+% The space of real symmetric n-by-n matrices.
 \providecommand*{\Sn}[1][n]{
   \mathcal{S}\if\detokenize{#1}\detokenize{1}{}\else^{#1}\fi
 }
 
+% The space of complex Hermitian n-by-n matrices.
+\providecommand*{\Hn}[1][n]{
+  \mathcal{H}\if\detokenize{#1}\detokenize{1}{}\else^{#1}\fi
+}
+
 %
 % Basic set operations
 %
diff --git a/mjo-cone.tex b/mjo-cone.tex
index b7bcdab..dad432e 100644
--- a/mjo-cone.tex
+++ b/mjo-cone.tex
@@ -27,7 +27,7 @@
 \newcommand*{\Snplus}[1][n]{ \Sn[#1]_{+} }
 
 % The PSD cone in a space of Hermitian matrices.
-\newcommand*{\Hnplus}[1][n]{ \mathcal{H}^{{#1}}_{+} }
+\newcommand*{\Hnplus}[1][n]{ \Hn[#1]_{+} }
 
 
 %
-- 
2.43.2