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.
Keywords from Image Description:
HigmanSims.svg Created with Sage Higman Sims graph as an orthogonal projection from subset of the Leech lattice emphasizing rotational symmetry of order There are possible such projections if we require all points connected to the center point to form regular gon around it graphe de Higman Sims comme projection orthogonale d'un