From 8f443b725beacb9a1ad4ce4c917e66bc40f832fa Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 1 Mar 2012 01:07:24 +0000
Subject: [PATCH] try gather

---
 article.tex | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/article.tex b/article.tex
index 703f4d2..73f3430 100644
--- a/article.tex
+++ b/article.tex
@@ -42,6 +42,8 @@
 
 \renewcommand{\land}{\wedge}
 
+\newcommand{\eqn}[2]{ #2 \tag*{\mbox{#1}} }
+
 \begin{document}
 
 \section{Notation}
@@ -94,9 +96,10 @@ i.e. all $\le$-maximal commits in $\pancs{C}{\set P}$.
 
 \section{Invariants}
 
-\[ C \has D \implies C \ge D \tag*{\mbox{No replay:}} \]
-
-\[ \mathop{\forall}_{C \in \py} \pends{C}{\pn} = \{ B \} \tag*{\mbox{Unique base:}} \]
+\begin{gather}
+\eqn{No replay:}{ C \has D \implies C \ge D } \\
+\eqn{Unique base:}{ \mathop{\forall}_{C \in \py} \pends{C}{\pn} = \{ B \} }
+\end{gather}
 
 \section{Test more symbols}
 
-- 
2.30.2