X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=topbloke-formulae.git;a=blobdiff_plain;f=create-base.tex;h=800fcd7faf08042c7bbb7406d5155fb9bef79bb4;hp=e564623868465dc31ec2739dcc54f3d7b7bd3d43;hb=42c4989a724e87f211f3a95d68dd2ecbc3100cf9;hpb=3a480476887e4dfb10fbb3585adfc8b04d16859d

diff --git a/create-base.tex b/create-base.tex
index e564623..800fcd7 100644
--- a/create-base.tex
+++ b/create-base.tex
@@ -41,11 +41,15 @@ Consider some $D \in \py$.
 $B \not\in \py$ so $D \neq B$.  So $D \isin B \equiv D \isin L$
 and $D \le B \equiv D \le L$.
 
-Thus $L \haspatch \p \implies B \haspatch P$
-and $L \nothaspatch \p \implies B \nothaspatch P$.
+Thus $L \haspatch \p \equiv B \haspatch P$
+and $L \nothaspatch \p \equiv B \nothaspatch P$.
 
 $\qed$
 
+\subsection{Unique Tips:}
+
+Single Parent Unique Tips applies.  $\qed$
+
 \subsection{Foreign Inclusion}
 
 Simple Foreign Inclusion applies. $\qed$