Fix a typo in the documentation of step-52.

git-svn-id: https://svn.dealii.org/trunk@32951 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/examples/step-52/doc/intro.dox b/deal.II/examples/step-52/doc/intro.dox
index e2706e98ebf2123a5122819590ec9ae3e820b310..ac7c4e03298875dcb96257d3993d662121372f35 100644 (file)
--- a/deal.II/examples/step-52/doc/intro.dox
+++ b/deal.II/examples/step-52/doc/intro.dox
@@ -23,7 +23,7 @@ neutrons, $D$ is the diffusion coefficient, $\Sigma_a$ is the <i>absorption
 cross section</i>, and $S$ is a source. Because we are only interested in the
 time dependence, we assume that $D$ and $\Sigma_a$ are constant. In this
 example, we are only interested in the error in time. The domain is square
-$[0,b]\times[0,b] and we are looking for a solution of the form:
+$[0,b]\times[0,b]$ and we are looking for a solution of the form:
 @f{eqnarray*}
 \phi(x,t) = A\sin(\omega t)(bx-x^2).
 @f}