diff -r 52309e058a95 -r 2252c53bd449 text/evmap.tex --- a/text/evmap.tex Sat May 29 23:13:03 2010 -0700 +++ b/text/evmap.tex Sat May 29 23:13:20 2010 -0700 @@ -41,7 +41,8 @@ I lean toward the latter.} \medskip -The proof will occupy the the next several pages. +Before giving the proof, we state the essential technical tool of Lemma \ref{extension_lemma}, and then give an outline of the method of proof. + Without loss of generality, we will assume $X = Y$. \medskip @@ -108,7 +109,7 @@ where $r(b_W)$ denotes the obvious action of homeomorphisms on blob diagrams (in this case a 0-blob diagram). Since $V'$ is a disjoint union of balls, $\bc_*(V')$ is acyclic in degrees $>0$ -(by \ref{disjunion} and \ref{bcontract}). +(by Properties \ref{property:disjoint-union} and \ref{property:contractibility}). Assuming inductively that we have already defined $e_{VV'}(\bd(q\otimes b_V))$, there is, up to (iterated) homotopy, a unique choice for $e_{VV'}(q\otimes b_V)$ such that @@ -153,8 +154,7 @@ \medskip -Now for the details. - +\begin{proof}[Proof of Proposition \ref{CHprop}.] Notation: Let $|b| = \supp(b)$, $|p| = \supp(p)$. Choose a metric on $X$. @@ -313,7 +313,7 @@ $G_*^{i,m}$. Choose a monotone decreasing sequence of real numbers $\gamma_j$ converging to zero. Let $\cU_j$ denote the open cover of $X$ by balls of radius $\gamma_j$. -Let $h_j: CH_*(X)\to CH_*(X)$ be a chain map homotopic to the identity whose image is spanned by families of homeomorphisms with support compatible with $\cU_j$, as described in Lemma \ref{xxxxx}. +Let $h_j: CH_*(X)\to CH_*(X)$ be a chain map homotopic to the identity whose image is spanned by families of homeomorphisms with support compatible with $\cU_j$, as described in Lemma \ref{extension_lemma}. Recall that $h_j$ and also the homotopy connecting it to the identity do not increase supports. Define @@ -610,26 +610,10 @@ \end{itemize} -\nn{to be continued....} - -\noop{ - -\begin{lemma} - -\end{lemma} - -\begin{proof} - \end{proof} -} +\nn{to be continued....} -%\nn{say something about associativity here} - - - - -