diff --git a/PRIVATE b/PRIVATE
index dc568df60..68837540c 160000
--- a/PRIVATE
+++ b/PRIVATE
@@ -1 +1 @@
-Subproject commit dc568df60e36b659d9a1f84ac93fd4abb1b8fe3c
+Subproject commit 68837540cab7435d8e2a06ae4c74e069e9386f35
diff --git a/python/damask/_colormap.py b/python/damask/_colormap.py
index fa7d36ec2..6803f4c60 100644
--- a/python/damask/_colormap.py
+++ b/python/damask/_colormap.py
@@ -147,12 +147,12 @@ class Colormap(mpl.colors.ListedColormap):
 
         References
         ----------
-        .. [1] DAMASK colormap theory
-           https://www.kennethmoreland.com/color-maps/ColorMapsExpanded.pdf
-        .. [2] DAMASK colormaps first use
-           https://doi.org/10.1016/j.ijplas.2012.09.012
-        .. [3] Matplotlib colormaps overview
-           https://matplotlib.org/tutorials/colors/colormaps.html
+        [1] DAMASK colormap theory
+          https://www.kennethmoreland.com/color-maps/ColorMapsExpanded.pdf
+        [2] DAMASK colormaps first use
+          https://doi.org/10.1016/j.ijplas.2012.09.012
+        [3] Matplotlib colormaps overview
+          https://matplotlib.org/tutorials/colors/colormaps.html
 
         """
         print('DAMASK colormaps')
diff --git a/python/damask/_geom.py b/python/damask/_geom.py
index 50d4e2b33..6a7bc3c0e 100644
--- a/python/damask/_geom.py
+++ b/python/damask/_geom.py
@@ -406,9 +406,9 @@ class Geom:
             locations (cell centers) are addressed.
             If given as floats, coordinates are addressed.
         exponent : numpy.ndarray of shape(3) or float
-            Exponents for the three axis.
-            0 gives octahedron (|x|^(2^0) + |y|^(2^0) + |z|^(2^0) < 1)
-            1 gives a sphere (|x|^(2^1) + |y|^(2^1) + |z|^(2^1) < 1)
+            Exponents for the three axes.
+            0 gives octahedron (ǀxǀ^(2^0) + ǀyǀ^(2^0) + ǀzǀ^(2^0) < 1)
+            1 gives sphere     (ǀxǀ^(2^1) + ǀyǀ^(2^1) + ǀzǀ^(2^1) < 1)
         fill : int, optional
             Fill value for primitive. Defaults to material.max() + 1.
         R : damask.Rotation, optional
diff --git a/python/damask/_rotation.py b/python/damask/_rotation.py
index d9237c7e2..363dbfce8 100644
--- a/python/damask/_rotation.py
+++ b/python/damask/_rotation.py
@@ -212,7 +212,7 @@ class Rotation:
         Returns
         -------
         q : numpy.ndarray of shape (...,4)
-            Unit quaternion in positive real hemisphere: (q_0, q_1, q_2, q_3), |q|=1, q_0 ≥ 0.
+            Unit quaternion in positive real hemisphere: (q_0, q_1, q_2, q_3), ǀqǀ=1, q_0 ≥ 0.
 
         """
         return self.quaternion.copy()
@@ -255,7 +255,7 @@ class Rotation:
         -------
         axis_angle : numpy.ndarray of shape (...,4) unless pair == True:
             tuple containing numpy.ndarray of shapes (...,3) and (...)
-            Axis angle pair: (n_1, n_2, n_3, ω), |n| = 1 and ω ∈ [0,π]
+            Axis angle pair: (n_1, n_2, n_3, ω), ǀnǀ = 1 and ω ∈ [0,π]
             unless degrees = True: ω ∈ [0,180].
 
         """
@@ -290,7 +290,7 @@ class Rotation:
         -------
         rho : numpy.ndarray of shape (...,4) unless vector == True:
             numpy.ndarray of shape (...,3)
-            Rodrigues-Frank vector: [n_1, n_2, n_3, tan(ω/2)], |n| = 1 and ω ∈ [0,π].
+            Rodrigues-Frank vector: [n_1, n_2, n_3, tan(ω/2)], ǀnǀ = 1 and ω ∈ [0,π].
 
         """
         ro = Rotation._qu2ro(self.quaternion)
@@ -307,7 +307,7 @@ class Rotation:
         Returns
         -------
         h : numpy.ndarray of shape (...,3)
-            Homochoric vector: (h_1, h_2, h_3), |h| < 1/2*π^(2/3).
+            Homochoric vector: (h_1, h_2, h_3), ǀhǀ < 1/2*π^(2/3).
 
         """
         return Rotation._qu2ho(self.quaternion)
@@ -353,7 +353,7 @@ class Rotation:
         ----------
         q : numpy.ndarray of shape (...,4)
             Unit quaternion in positive real hemisphere: (q_0, q_1, q_2, q_3),
-            |q|=1, q_0 ≥ 0.
+            ǀqǀ=1, q_0 ≥ 0.
         accept_homomorph : boolean, optional
             Allow homomorphic variants, i.e. q_0 < 0 (negative real hemisphere).
             Defaults to False.
@@ -416,12 +416,12 @@ class Rotation:
         Parameters
         ----------
         axis_angle : numpy.ndarray of shape (...,4)
-            Axis angle pair: [n_1, n_2, n_3, ω], |n| = 1 and ω ∈ [0,π]
+            Axis angle pair: [n_1, n_2, n_3, ω], ǀnǀ = 1 and ω ∈ [0,π]
             unless degrees = True: ω ∈ [0,180].
         degrees : boolean, optional
             Angle ω is given in degrees. Defaults to False.
         normalize: boolean, optional
-            Allow |n| ≠ 1. Defaults to False.
+            Allow ǀnǀ ≠ 1. Defaults to False.
         P : int ∈ {-1,1}, optional
             Convention used. Defaults to -1.
 
@@ -503,9 +503,9 @@ class Rotation:
         ----------
         rho : numpy.ndarray of shape (...,4)
             Rodrigues-Frank vector (angle separated from axis).
-            (n_1, n_2, n_3, tan(ω/2)), |n| = 1  and ω ∈ [0,π].
+            (n_1, n_2, n_3, tan(ω/2)), ǀnǀ = 1  and ω ∈ [0,π].
         normalize : boolean, optional
-            Allow |n| ≠ 1. Defaults to False.
+            Allow ǀnǀ ≠ 1. Defaults to False.
         P : int ∈ {-1,1}, optional
             Convention used. Defaults to -1.
 
@@ -534,7 +534,7 @@ class Rotation:
         Parameters
         ----------
         h : numpy.ndarray of shape (...,3)
-            Homochoric vector: (h_1, h_2, h_3), |h| < (3/4*π)^(1/3).
+            Homochoric vector: (h_1, h_2, h_3), ǀhǀ < (3/4*π)^(1/3).
         P : int ∈ {-1,1}, optional
             Convention used. Defaults to -1.