--- a/text/blobdef.tex Tue Jun 28 15:44:04 2011 -0700
+++ b/text/blobdef.tex Tue Jun 28 17:09:14 2011 -0700
@@ -170,9 +170,13 @@
Now, $\{A\}$ is a valid configuration of blobs in $A \cup B$,
and $\{D\}$ is a valid configuration of blobs in $C \cup D$,
so we must allow $\{A, D\}$ as a configuration of blobs in $[-1,1]^2 \times [0,1]$.
-Note however that the complement is not a manifold.
+Note however that the complement is not a manifold. See Figure \ref{fig:blocks}.
\end{example}
+\begin{figure}[t]\begin{equation*}
+\mathfig{.4}{definition/blocks}
+\end{equation*}\caption{The subsets $A$, $B$, $C$ and $D$ from Example \ref{sin1x-example}. The pair $\{A, D\}$ is a valid configuration of blobs, even though the complement is not a manifold.}\label{fig:blocks}\end{figure}
+
\begin{defn}
\label{defn:gluing-decomposition}
A \emph{gluing decomposition} of an $n$-manifold $X$ is a sequence of manifolds