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:
Runcitruncated polychoron verf. en October polychoron vertex figure created this work entirely by myself br from org en Tom Ruen talk en Tomruen Original upload log page en Runcitruncatedpolychoronverf Tomruen bytes no Summary Runcitruncated polychoron vertex figure created this work entirely by myself Tom Ruen