author | kevin@6e1638ff-ae45-0410-89bd-df963105f760 |
Wed, 04 Nov 2009 21:54:24 +0000 | |
changeset 172 | 0f7a4042b646 |
parent 171 | c461980f17ac |
child 173 | 299b404b3bc0 |
--- a/text/smallblobs.tex Wed Nov 04 21:51:52 2009 +0000 +++ b/text/smallblobs.tex Wed Nov 04 21:54:24 2009 +0000 @@ -1,6 +1,9 @@ %!TEX root = ../blob1.tex \nn{Not sure where this goes yet: small blobs, unfinished:} +% ******* temporary +\def\setc#1#2{\{#1|#2\}} + Fix $\cU$, an open cover of $M$. Define the `small blob complex' $\bc^{\cU}_*(M)$ to be the subcomplex of $\bc_*(M)$ of all blob diagrams in which every blob is contained in some open set of $\cU$. \begin{lem}[Small blobs]