From 31bef480a11f8b286a359200a1034131525af6fb Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 7 Aug 2013 22:05:39 +0100
Subject: [PATCH] invariants: change notation in Bases' Children

---
 invariants.tex | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/invariants.tex b/invariants.tex
index 3134e5c..2864765 100644
--- a/invariants.tex
+++ b/invariants.tex
@@ -29,9 +29,9 @@ We maintain these each time we construct a new commit. \\
     D \le C \implies \isforeign{D}
 }\]
 \[\eqn{Bases' Children}{
-  C \hasparent D \land D \in \pn
+  C \hasparent D \land D \in \pdn
     \implies
-  C \in \pn \lor C \in \py
+  C \in \pdn \lor C \in \pdy
 }\]
 
 We also assign each new commit $C$ to zero or one of the sets $\p$, as
-- 
2.30.2