--- a/mercurial.tex
+++ b/mercurial.tex
@@ -276,6 +276,22 @@
   \end{tikzpicture}
 \end{frame}
 
+\begin{frame}{Central Commands}
+  Local commands:
+  \begin{itemize}
+  \item \cmd{hg init}: create a new empty repository.
+  \item \cmd{hg commit}: save your changes in the current repository.
+  \item \cmd{hg merge}: join different lines of history.
+  \end{itemize}
+
+  Network commands:
+  \begin{itemize}
+  \item \cmd{hg clone}: retrieve initial copy of another repository.
+  \item \cmd{hg pull}: retrieve changesets from another repository.
+  \item \cmd{hg push}: send your changesets to another repository.
+  \end{itemize}
+\end{frame}
+
 \begin{frame}{Centralized Revision Control}
   Subversion uses a single server:
   \begin{center}