From cec05bfad24b58e4703858402b8f09adb88fbb66 Mon Sep 17 00:00:00 2001
From: Oliver Sander <sander@igpm.rwth-aachen.de>
Date: Wed, 12 Oct 2011 15:56:40 +0000
Subject: [PATCH] small documentation improvement
[[Imported from SVN: r7887]]
---
dune/gfe/cosseratenergystiffness.hh | 2 ++
1 file changed, 2 insertions(+)
diff --git a/dune/gfe/cosseratenergystiffness.hh b/dune/gfe/cosseratenergystiffness.hh
index 6e2fb19f..1ab4a2dc 100644
--- a/dune/gfe/cosseratenergystiffness.hh
+++ b/dune/gfe/cosseratenergystiffness.hh
@@ -82,6 +82,8 @@ public: // for testing
// This second derivative is almost given by the method getFirstDerivativesOfDirectors.
// However, since the directors of a given unit quaternion are the _columns_ of the
// corresponding orthogonal matrix, we need to invert the i and j indices
+ //
+ // So, if I am not mistaken, DR[i][j][k] contains \partial M_ij / \partial k
Tensor3<double,3 , 3, 4> dd_dq;
value.q.getFirstDerivativesOfDirectors(dd_dq);
--
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