text/tqftreview.tex
changeset 705 ef503460486d
parent 697 7843262cd782
child 718 1a4487fb9026
--- a/text/tqftreview.tex	Tue Jan 25 14:57:07 2011 -0800
+++ b/text/tqftreview.tex	Sun Feb 06 20:53:43 2011 -0800
@@ -456,10 +456,10 @@
 %$\bc_0(X) = \lf(X)$.
 \begin{defn}
 \label{defn:TQFT-invariant}
-The TQFT invariant of $X$ associated to a system of fields $\cF$ and local relations $\cU$ is 
+The TQFT invariant of $X$ associated to a system of fields $\cC$ and local relations $U$ is 
 	$$A(X) \deq \lf(X) / U(X),$$
-where $\cU(X) \sub \lf(X)$ is the space of local relations in $\lf(X)$:
-$\cU(X)$ is generated by fields of the form $u\bullet r$, where
+where $U(X) \sub \lf(X)$ is the space of local relations in $\lf(X)$:
+$U(X)$ is generated by fields of the form $u\bullet r$, where
 $u\in U(B)$ for some embedded $n$-ball $B\sub X$ and $r\in \cC(X\setmin B)$.
 \end{defn}
 The blob complex, defined in the next section,