--- a/talks/20091108-Riverside/riverside1.tex	Sun Nov 01 16:28:24 2009 +0000
+++ b/talks/20091108-Riverside/riverside1.tex	Sun Nov 01 17:01:28 2009 +0000
@@ -108,7 +108,7 @@
 \begin{block}{}
 Given a field on a ball, we can evaluate it to a morphism. We call the kernel the \emph{null fields}.
 \vspace{-3mm}
-$$\text{ev}\Bigg(\roundframe{d \mathfig{0.12}{definition/evaluation1}} - \roundframe{\mathfig{0.12}{definition/evaluation2}}\Bigg) = 0$$
+$$\text{ev}\Bigg(\roundframe{\mathfig{0.12}{definition/evaluation1}} - \frac{1}{d}\roundframe{\mathfig{0.12}{definition/evaluation2}}\Bigg) = 0$$
 \end{block}
 \end{frame}