From 458a6a9ff94ccc2f0a76564c4a571ea8d285e14f Mon Sep 17 00:00:00 2001
From: Ponsuganth Ilangovan Ponkumar Ilango
<pponkumar@geophysik.uni-muenchen.de>
Date: Thu, 26 Sep 2024 18:23:18 +0200
Subject: [PATCH] Update docstrings
---
hog/recipes/integrands/volume/rotation.py | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/hog/recipes/integrands/volume/rotation.py b/hog/recipes/integrands/volume/rotation.py
index e7b5093..f648988 100644
--- a/hog/recipes/integrands/volume/rotation.py
+++ b/hog/recipes/integrands/volume/rotation.py
@@ -46,7 +46,8 @@ def rotation_matrix(
geometry: ElementGeometry,
) -> sp.Matrix:
"""
- The Rotation matrix is calculated from the normal vectors according to the method from [Engelmann 1982]
+ The Rotation matrix is used to wrap the operators, especially to apply freeslip boundary conditions.
+ The matrix itself is calculated from the normal vectors according to the method from [Engelmann 1982]
:param mat_size: Number of local DoF
:param mat_comp_size: Number of local DoF of each vector component
--
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