This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Sphere symmetry group dh. math en Maksim page en Symmetry Group Dhh or on the sphere fold prismatic reflective symmetry Yellow triangle is fundamental domain Numbers are the reflection symmetry order at each node This full figure also represents the edges of the po Spherical polyhedra Symmetry
Page 2023 Free-images.com. All images are Public Domain