Fix formula.

git-svn-id: https://svn.dealii.org/trunk@32036 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/examples/step-26/doc/intro.dox b/deal.II/examples/step-26/doc/intro.dox
index 3641c4b9044797ab6719c254e3e4697185c285de..7aa1ab6697eb958ba931de5236d3fe28a149cea5 100644 (file)
--- a/deal.II/examples/step-26/doc/intro.dox
+++ b/deal.II/examples/step-26/doc/intro.dox
@@ -202,7 +202,7 @@ compared to the stationary case. Let us go through them in turn:
     =
     (\varphi_i^n, u_h^{n-1})
     =
-    \sum_{j=1}^{N_{n-1}
+    \sum_{j=1}^{N_{n-1}}
     (\varphi_i^n, \varphi_j^{n-1}) U^{n-1}_j,
     \qquad\qquad
     i=1\ldots N_n.