1 % use options

     2 %  '[beamer]' for a digital projector

     3 %  '[trans]' for an overhead projector

     4 %  '[handout]' for 4-up printed notes

     5 \documentclass[beamer]{beamer}

     6 

     7 % change talk_preamble if you want to modify the slide theme, colours, and settings for trans and handout modes.

     8 \newcommand{\pathtotrunk}{../../}

     9 \input{\pathtotrunk talks/talk_preamble.tex}

    10 

    11 %\setbeameroption{previous slide on second screen=right}

    12 

    13 \author[Scott Morrison]{Scott Morrison \\ \texttt{http://tqft.net/} \\ joint work with Kevin Walker}

    14 \institute{UC Berkeley}

    15 \title{Blob homology, part $\mathbb{I}$}

    16 \date{Homotopy Theory and Higher Algebraic Structures, UC Riverside, November 10 2009 \\ \url{http://tqft.net/UCR-blobs1}}

    17 

    18 \begin{document}

    19 

    20 \frame{\titlepage}

    21 

    22 \begin{frame}

    23        \frametitle{Outline}

    24        \tableofcontents

    25 \end{frame}

    26 

    27 \beamertemplatetransparentcovered 

    28 

    29 \mode<beamer>{\setbeamercolor{block title}{bg=green!40!black}}

    30 

    31 \beamersetuncovermixins 

    32 {\opaqueness<1->{60}} 

    33 {} 

    34 

    35 

    36 

    37 \section{Overview}

    38 

    39 \AtBeginSection[]

    40 {

    41    \begin{frame}<beamer>

    42        \frametitle{Outline}

    43        \tableofcontents[currentsection]

    44    \end{frame}

    45 }

    46 

    47 \begin{frame}{What is \emph{blob homology}?}

    48 \begin{block}{}

    49 The blob complex takes an $n$-manifold $M$ and an `$n$-category with strong duality' $\cC$ and produces a chain complex, $\bc_*(M; \cC)$.

    50 \end{block}

    51 \begin{tikzpicture}

    52 \node (blobs) at (0,0) {$\bc_*(M; \cC)$};

    53 \node (skein) at (3,0) {$A(M; \cC)$};

    54 \node (hoch) at (0,3) {$HH_*(\cA)$};

    55 \path[->]<1-> (blobs) edge (skein);

    56 \end{tikzpicture}

    57 \end{frame}

    58 

    59 \end{document}

    60 % ----------------------------------------------------------------

    61