From b35048815a0d0c71fc134abd72b3bced864cb80b Mon Sep 17 00:00:00 2001
From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Wed, 24 Apr 2019 22:45:35 +0200
Subject: [PATCH] Documentation fix in
 Physics::Transformations::Rotations::rotation_matrix_2d

---
 include/deal.II/physics/transformations.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/deal.II/physics/transformations.h b/include/deal.II/physics/transformations.h
index 12e8fcc8a3..93c49db07f 100644
--- a/include/deal.II/physics/transformations.h
+++ b/include/deal.II/physics/transformations.h
@@ -44,8 +44,8 @@ namespace Physics
        * Return the rotation matrix for 2-d Euclidean space, namely
        * @f[
        *  \mathbf{R} \dealcoloneq \left[ \begin{array}{cc}
-       *  cos(\theta) & sin(\theta) \\
-       *  -sin(\theta) & cos(\theta)
+       *  cos(\theta) & -sin(\theta) \\
+       *  sin(\theta) & cos(\theta)
        * \end{array}\right]
        * @f]
        * where $\theta$ is the rotation angle given in radians. In particular,
-- 
2.39.5