X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=notation.tex;h=48ea1b7e2ceec9002f67b2d41335e5c227b69f25;hb=fd9a2351715889769471bff44793f5333c2c7250;hp=bae94bbafa3534d093f2846ddcb005855340b893;hpb=fd4fcf610bbe38767f7aba836c233bdc46e513e3;p=topbloke-formulae.git

diff --git a/notation.tex b/notation.tex
index bae94bb..48ea1b7 100644
--- a/notation.tex
+++ b/notation.tex
@@ -33,6 +33,10 @@ is to be taken as applying to both $\py$ and $\pn$.
 All of these sets will be disjoint by construction
 (see Invariants, below).  Hence:
 
+\item[ $\foreign$ ]
+The set of all commits which are not part of a Topbloke branch.  We
+call these foreign commits.
+
 \item[ $\set A$, $\set P$, $\ldots$ ]
 Arbitrary sets of commits.  Maybe $\set P = \p$ i.e.\ some $\py$ or $\pn$, but
 maybe not.