Fix one other place.

diff --git a/Swift-Hohenberg-Solver/README.md b/Swift-Hohenberg-Solver/README.md
index 3ca6da88cbd4a122edbc80222d76371841ab3817..e3b8969bd35afb391331a30dd6de2834b243d5d0 100755 (executable)
--- a/Swift-Hohenberg-Solver/README.md
+++ b/Swift-Hohenberg-Solver/README.md
@@ -68,10 +68,12 @@ problem
 As usual, we multiply each side of the equation by a
 test function 
 
-$$\overrightarrow\varphi_i = \left(\begin{matrix}
+@f{align*}{
+\overrightarrow\varphi_i = \left(\begin{matrix}
     \phi_i\\
     \psi_i
-\end{matrix}\right)$$
+\end{matrix}\right)
+@f}
 
 and then integrate over the domain $\Omega$ to get the equation