Fixed small typo.

ConstantInvariant.tex

@@ -872,7 +872,7 @@ \section{Proof of Theorem~\ref{thm:curves-dense}}
   Suppose  $g \in \Z_{\ge 1}$, $\ell$ is a prime number not equal to the characteristic of the base ring $R$,
   and $f$ an $R$-valued Siegel modular form on $\ag$. 
   %Let $\infty \in X_0(N)$ be the unique cusp with type $I_1$ reduction. 
-  Then there is a function  $c : \sD to R$ such that for all % but finitely many
+  Then there is a function  $c : \sD \to R$ such that for all % but finitely many
   $A \in \detl$, the $q$-expansion of 
   %the modular form 
   $\psimod^*(f)$ at $\infty$ is