diff --git a/report.tex b/report.tex
index a734844..2d4e43e 100644
--- a/report.tex
+++ b/report.tex
@@ -340,6 +340,7 @@
         -\gamma \myvec{\xi} & -\myvec{\xi} & 0
       \end{pmatrix},
     \end{equation}
+    which is no longer symmetric, but luckily it's still diagonalizable with real eigenvalues, and thus the system is still strongly hyperbolic, and well-posed in the $L^2$ sense.
   \end{frame}
 
   \begin{frame}{Existing first order formulations}