X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=create-tip.tex;h=3e8876021c23c08b0d46c5b7a86d8378a428c38a;hb=refs%2Ftags%2Ff0.3;hp=e5af4dd4cd4304b3f64fe33cba2fbbd1cececf9e;hpb=7dc335c17ae313c006e2283a35ca214b213ffcd9;p=topbloke-formulae.git

diff --git a/create-tip.tex b/create-tip.tex
index e5af4dd..3e88760 100644
--- a/create-tip.tex
+++ b/create-tip.tex
@@ -1,11 +1,11 @@
 \section{Create Tip}
 
 Given a Topbloke base $B$ for a patch $\pq$,
-create a tip branch initial commit B.
+create a tip branch initial commit $C$.
 \gathbegin
  C \hasparents \{ B \}
 \gathnext
- \patchof{B} = \pqy
+ \patchof{C} = \pqy
 \gathnext
  D \isin C \equiv D \isin B \lor D = C
 \end{gather}
@@ -57,7 +57,9 @@ $$
 \subsubsection{For $\p = \pq$:}
 
 By Base Acyclic, $D \not\isin B$.  So $D \isin C \equiv D = C$.
-By No Sneak, $D \not\le B$ so $D \le C \equiv D = C$.  Thus $C \haspatch \pq$.
+By No Sneak, $D \not\le B$ so $D \le C \equiv D = C$.  Thus $C \zhaspatch \pq$.
+And we can set $F = C$ giving $F \in \pqy \land F \le C$ so $C
+\haspatch \pq$.
 
 \subsubsection{For $\p \neq \pq$:}