Talk:Pearson symbol

This article lacks graphics, which should be helpful for the uninitiated. amclaussen. — Preceding unsigned comment added by 192.100.180.20 (talk) 15:46, 14 July 2011 (UTC)


 * There are many pictures:. It seems that their copyright policy applies to wikipedia. I have add the link. --Makecat (talk) 08:54, 18 December 2011 (UTC)