From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Sat, 7 Jul 2012 22:16:36 +0000 (+0100)
Subject: create base: improve acyclic condition
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=956b3037d99b876e65d00ac8de401412cd00f109;p=topbloke-formulae.git

create base: improve acyclic condition
---

diff --git a/create-base.tex b/create-base.tex
index 800fcd7..9325091 100644
--- a/create-base.tex
+++ b/create-base.tex
@@ -13,7 +13,7 @@ create a Topbloke base branch initial commit $B$.
 \subsection{Conditions}
 
 \[ \eqn{ Create Acyclic }{
- \pendsof{L}{\pqy} = \{ \}
+ L \nothaspatch \pq
 }\]
 
 \subsection{No Replay}
@@ -31,8 +31,7 @@ Not applicable.
 \subsection{Base Acyclic}
 
 Consider some $D \isin B$.  If $D = B$, $D \in \pqn$.
-If $D \neq B$, $D \isin L$, so by No Replay $D \le L$
-and by Create Acyclic
+If $D \neq B$, $D \isin L$, so by Create Acyclic
 $D \not\in \pqy$.  $\qed$
 
 \subsection{Coherence and Patch Inclusion}