typo in comment

git-svn-id: https://svn.dealii.org/trunk@25808 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/include/deal.II/numerics/derivative_approximation.h b/deal.II/include/deal.II/numerics/derivative_approximation.h
index 9131237c3ab45b0cd17aecd159be63f4d33f9b83..1e40043c95262de3b032f2ec4e1c475dd2a3d53a 100644 (file)
--- a/deal.II/include/deal.II/numerics/derivative_approximation.h
+++ b/deal.II/include/deal.II/numerics/derivative_approximation.h
@@ -39,7 +39,7 @@ namespace hp
  *
  * The way the difference quotients are computed on cell $K$ is the
  * following (here described for the approximation of the gradient of
- * a finite element field, but see below for higher derivatived): let
+ * a finite element field, but see below for higher derivatives): let
  * $K'$ be a neighboring cell, and let $y_{K'}=x_{K'}-x_K$ be the
  * distance vector between the centers of the two cells, then
  *   $ \frac{u_h(x_{K'}) - u_h(x_K)}{ \|y_{K'}\| }$