diff -r 5200a0eac737 -r ef127ac682bd text/a_inf_blob.tex --- a/text/a_inf_blob.tex Mon Feb 22 15:32:27 2010 +0000 +++ b/text/a_inf_blob.tex Tue Feb 23 05:49:12 2010 +0000 @@ -251,6 +251,28 @@ \medskip + +The next theorem shows how to reconstruct a mapping space from local data. +Let $T$ be a topological space, let $M$ be an $n$-manifold, +and recall the $A_\infty$ $n$-category $\pi^\infty_{\leq n}(T)$ +of Example \ref{ex:chains-of-maps-to-a-space}. +Think of $\pi^\infty_{\leq n}(T)$ as encoding everything you would ever +want to know about spaces of maps of $k$-balls into $T$ ($k\le n$). +To simplify notation, let $\cT = \pi^\infty_{\leq n}(T)$. + +\begin{thm} \label{thm:map-recon} +$\cB^\cT(M) \simeq C_*(\Maps(M\to T))$. +\end{thm} +\begin{proof} +\nn{obvious map in one direction; use \ref{extension_lemma_b}; ...} +\end{proof} + +\nn{should also mention version where we enrich over +spaces rather than chain complexes; should comment on Lurie's (and others') similar result +for the $E_\infty$ case, and mention that our version does not require +any connectivity assumptions} + +\medskip \hrule \medskip