--- a/pnas/preamble.tex	Mon Feb 14 08:45:47 2011 +1100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,206 +0,0 @@
-%auto-ignore
-%!TEX root = pnas.tex
-
-\def\bc{{\mathcal B}}
-\def\btc{{\mathcal{BT}}}
-
-\newcommand{\HC}{\operatorname{Hoch}}
-\newcommand{\HH}{\operatorname{HH}}
-
-\newcommand{\CM}[2]{C_*(\Maps(#1 \to #2))}
-\newcommand{\CD}[1]{C_*(\Diff(#1))}
-\newcommand{\CH}[1]{CH_*(#1)}
-
-\newcommand{\cl}[1]{\underrightarrow{#1}}
-\newcommand{\clh}[1]{\underrightarrow{#1}_{{}_{{}_{{}_h}}}}
-
-
-\newcommand{\Set}{\text{\textbf{Set}}}
-\newcommand{\Vect}{\text{\textbf{Vect}}}
-\newcommand{\Kom}{\text{\textbf{Kom}}}
-\newcommand{\Cat}{\mathcal{C}}
-
-\newcommand{\cell}{\mathfrak{D}}
-
-\newcommand{\into}{\hookrightarrow}
-\newcommand{\onto}{\twoheadrightarrow}
-\newcommand{\iso}{\cong}
-\newcommand{\quism}{\underset{\text{q.i.}}{\simeq}}
-\newcommand{\htpy}{\simeq}
-\newcommand{\actsOn}{\circlearrowright}
-\newcommand{\xto}[1]{\xrightarrow{#1}}
-\newcommand{\isoto}{\xto{\iso}}
-\newcommand{\quismto}{\xrightarrow[\text{q.i.}]{\iso}}
-\newcommand{\diffeoto}{\xrightarrow[\text{diffeo}]{\iso}}
-\newcommand{\htpyto}{\xrightarrow[\text{htpy}]{\htpy}}
-
-\newcommand{\directSum}{\oplus}
-\newcommand{\DirectSum}{\bigoplus}
-\newcommand{\tensor}{\otimes}
-\newcommand{\Tensor}{\bigotimes}
-
-\newcommand{\Bord}{\operatorname{Bord}}
-
-\newcommand{\selfarrow}{\ensuremath{\smash{\tikz[baseline]{\clip (0,0.36) rectangle (0.39,-0.16); \draw[->] (0,0.2) .. controls (0.5,0.6) and (0.5,-0.4) .. (0,0);}}}}
-
-\newcommand{\bdy}{\partial}
-\newcommand{\compose}{\circ}
-\newcommand{\eset}{\emptyset}
-
-\newcommand{\id}{\boldsymbol{1}}
-
-% kw_macros
-
-%!TEX root = ../blob1.tex
-
-%%%%% excerpts from KW's include file of standard macros
-%%% (with various new ones added)
-
-\def\z{\mathbb{Z}}
-\def\r{\mathbb{R}}
-\def\c{\mathbb{C}}
-\def\t{\mathbb{T}}
-\def\ebb{\mathbb{E}}
-
-\def\k{{\bf k}}
-
-\def\du{\sqcup}
-\def\bd{\partial}
-\def\sub{\subset}
-\def\subeq{\subseteq}
-\def\sup{\supset}
-%\def\setmin{\smallsetminus}
-\def\setmin{\setminus}
-\def\ep{\epsilon}
-\def\sgl{_\mathrm{gl}}
-\def\op{^\mathrm{op}}
-\def\deq{\stackrel{\mathrm{def}}{=}}
-\def\pd#1#2{\frac{\partial #1}{\partial #2}}
-%\def\lf{\overline{\cC}}
-\def\lf{\cC}
-\def\ot{\otimes}
-\def\vphi{\varphi}
-\def\inv{^{-1}}
-\def\ol{\overline}
-\def\BD{BD}
-
-\def\spl{_\pitchfork}
-
-
-% equations
-\newcommand{\eq}[1]{\begin{displaymath}#1\end{displaymath}}
-\newcommand{\eqar}[1]{\begin{eqnarray*}#1\end{eqnarray*}}
-\newcommand{\eqspl}[1]{\begin{displaymath}\begin{split}#1\end{split}\end{displaymath}}
-
-\DeclareMathOperator*{\colim}{colim}
-\DeclareMathOperator*{\hocolim}{hocolim}
-
-\DeclareMathOperator{\most}{most}
-\DeclareMathOperator{\rest}{rest}
-
-
-\DeclareMathOperator{\kone}{cone}
-
-
-% new theorems
-
-\newtheorem{prop}{Proposition}
-\newtheorem{property}[prop]{Property}
-\newtheorem{thm}[prop]{Theorem}
-\newtheorem{lem}[prop]{Lemma}
-\newtheorem{defn}[prop]{Definition}
-\newtheorem{axiom}[prop]{Axiom}
-
-\newenvironment{rem}{\noindent\textsl{Remark.}}{}
-
-% \mathrlap -- a horizontal \smash--------------------------------
-% For comparison, the existing overlap macros:
-% \def\llap#1{\hbox to 0pt{\hss#1}}
-% \def\rlap#1{\hbox to 0pt{#1\hss}}
-\def\clap#1{\hbox to 0pt{\hss#1\hss}}
-\def\mathllap{\mathpalette\mathllapinternal}
-\def\mathrlap{\mathpalette\mathrlapinternal}
-\def\mathclap{\mathpalette\mathclapinternal}
-\def\mathllapinternal#1#2{%
-\llap{$\mathsurround=0pt#1{#2}$}}
-\def\mathrlapinternal#1#2{%
-\rlap{$\mathsurround=0pt#1{#2}$}}
-\def\mathclapinternal#1#2{%
-\clap{$\mathsurround=0pt#1{#2}$}}
-
-% tricky way to iterate macros over a list
-\def\semicolon{;}
-\def\applytolist#1{
-    \expandafter\def\csname multi#1\endcsname##1{
-        \def\multiack{##1}\ifx\multiack\semicolon
-            \def\next{\relax}
-        \else
-            \csname #1\endcsname{##1}
-            \def\next{\csname multi#1\endcsname}
-        \fi
-        \next}
-    \csname multi#1\endcsname}
-
-% \def\cA{{\cal A}} for A..Z
-\def\calc#1{\expandafter\def\csname c#1\endcsname{{\mathcal #1}}}
-\applytolist{calc}QWERTYUIOPLKJHGFDSAZXCVBNM;
-
-% \def\bbA{{\mathbb A}} for A..Z
-\def\bbc#1{\expandafter\def\csname bb#1\endcsname{{\mathbb #1}}}
-\applytolist{bbc}QWERTYUIOPLKJHGFDSAZXCVBNM;
-
-% \def\bA{{\mathbf A}} for A..Z
-\def\bfc#1{\expandafter\def\csname bf#1\endcsname{{\mathbf #1}}}
-\applytolist{bfc}QWERTYUIOPLKJHGFDSAZXCVBNM;
-
-% \DeclareMathOperator{\pr}{pr} etc.
-\def\declaremathop#1{\expandafter\DeclareMathOperator\csname #1\endcsname{#1}}
-\applytolist{declaremathop}{im}{gl}{ev}{coinv}{tr}{rot}{Eq}{obj}{mor}{ob}{Rep}{Tet}{cat}{Maps}{Diff}{Homeo}{sign}{supp}{Nbd}{res}{rad}{Compat};
-
-% \todo, \nn and \noop
-\newcommand{\todo}[1]{\textbf{\color[rgb]{.8,.2,.5}\small TODO: #1}}
-\def\nn#1{{{\color[rgb]{.2,.5,.6} \small [[#1]]}}}
-\long\def\noop#1{}
-
-
-
-% references
-
-\newcommand{\arxiv}[1]{\href{http://arxiv.org/abs/#1}{\tt arXiv:\nolinkurl{#1}}}
-\newcommand{\doi}[1]{\href{http://dx.doi.org/#1}{{\tt DOI:#1}}}
-\newcommand{\euclid}[1]{\href{http://projecteuclid.org/euclid.cmp/#1}{{\tt at Project Euclid: #1}}}
-\newcommand{\mathscinet}[1]{\href{http://www.ams.org/mathscinet-getitem?mr=#1}{\tt #1}}
-\newcommand{\googlebooks}[1]{(preview at \href{http://books.google.com/books?id=#1}{google books})}
-
-
-
-% figures
-
-\newcommand{\mathfig}[2]{\ensuremath{\hspace{-3pt}\begin{array}{c}%
-  \raisebox{-2.5pt}{\includegraphics[width=#1\textwidth]{diagrams/#2}}%
-\end{array}\hspace{-3pt}}}
-
-
-% packages
-
-\usepackage{tikz}
-\usetikzlibrary{shapes}
-\usetikzlibrary{backgrounds}
-\usetikzlibrary{decorations,decorations.pathreplacing}
-\usetikzlibrary{fit,calc,through}
-
-\usepackage[all,color]{xy}
-\SelectTips{cm}{}
-
-\usepackage[pdftex,plainpages=false,hypertexnames=false,pdfpagelabels]{hyperref}
-
-\usepackage{xcolor}
-\definecolor{dark-red}{rgb}{0.7,0.25,0.25}
-\definecolor{dark-blue}{rgb}{0.15,0.15,0.55}
-\definecolor{medium-blue}{rgb}{0,0,0.65}
-
-\hypersetup{
-    colorlinks, linkcolor={dark-red},
-    citecolor={dark-blue}, urlcolor={medium-blue}
-}
-