From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sun, 4 Mar 2012 20:55:20 +0000 (+0000)
Subject: fix a typo
X-Git-Tag: f0.2~161
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=623d0921e1f751dc4dafbd7b9f7a914eaac74236;p=topbloke-formulae.git

fix a typo
---

diff --git a/article.tex b/article.tex
index b0a14f2..c705f61 100644
--- a/article.tex
+++ b/article.tex
@@ -408,7 +408,7 @@ $A \le R \equiv A \le \baseof{R}$.
 
 But by Tip Merge condition on $\baseof{R}$,
 $A \le \baseof{L} \implies A \le \baseof{R}$, so
-$A \le \baseof{R} \lor A \le \baseof{R} \equiv A \le \baseof{R}$.
+$A \le \baseof{R} \lor A \le \baseof{L} \equiv A \le \baseof{R}$.
 Thus $A \le C \equiv A \le \baseof{R}$.  Ie, $\baseof{C} =
 \baseof{R}$.