Talk:Circle (mathematics)

The two missing pictures are available on Citizendium, but their copyright status is unclear (especially, the first one, probably owned by "Academy Artworks"). --Boris Tsirelson 11:12, 21 June 2011 (EDT)
 * Rewrote the article completely (no CZ credit) and entered other pictures.--Paul Wormer 05:44, 22 January 2012 (EST)