From: Michael Orlitzky <michael@orlitzky.com>
Date: Tue, 7 Mar 2017 23:52:39 +0000 (-0500)
Subject: Add S^{n}, the space of symmetric n-by-n matrices.
X-Git-Tag: phd-dissertation-submitted~2
X-Git-Url: https://gitweb.michael.orlitzky.com/?a=commitdiff_plain;h=cabf89f8e9b033a0a0d0e875886928f227798413;p=mjotex.git

Add S^{n}, the space of symmetric n-by-n matrices.
---

diff --git a/mjo-common.tex b/mjo-common.tex
index 61ea7c4..1e3c69f 100644
--- a/mjo-common.tex
+++ b/mjo-common.tex
@@ -78,6 +78,10 @@
   \mathbb{C}\if\detokenize{#1}\detokenize{1}{}\else^{#1}\fi
 }
 
+% The space of symmetric n-by-n matrices.
+\providecommand*{\Sn}[1][n]{
+  \mathcal{S}\if\detokenize{#1}\detokenize{1}{}\else^{#1}\fi
+}
 
 %
 % Basic set operations
diff --git a/mjo-cone.tex b/mjo-cone.tex
index b770d75..b7bcdab 100644
--- a/mjo-cone.tex
+++ b/mjo-cone.tex
@@ -24,7 +24,7 @@
 \newcommand*{\Lnplus}[1][n]{ \mathcal{L}^{{#1}}_{+} }
 
 % The PSD cone in a space of symmetric matrices.
-\newcommand*{\Snplus}[1][n]{ \mathcal{S}^{{#1}}_{+} }
+\newcommand*{\Snplus}[1][n]{ \Sn[#1]_{+} }
 
 % The PSD cone in a space of Hermitian matrices.
 \newcommand*{\Hnplus}[1][n]{ \mathcal{H}^{{#1}}_{+} }