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:
Great icosahedron cutplane. en October Greaticosahedron with cutplane to show crosssection density Tom Ruen talk created this work entirely by myself Tom Ruen talk Tomruen Original upload log page en Greaticosahedroncutplane Tomruen bytes no Greaticosahedron with cutplane to show crosssection density created this work