Keywords: Arabic mathematical cot.PNG Arabic mathematical cot Transferred from http //en wikipedia org en wikipedia; transferred to Commons by User Sreejithk2000 using http //tools wikimedia de/~magnus/commonshelper php CommonsHelper <br/> Original text by Mabuhelwa talk 2009-03-22 Mabuhelwa talk Original uploader was Mabuhelwa at http //en wikipedia org en wikipedia Released into the public domain by the author Own en wikipedia Mabuhelwa original upload log page en wikipedia Arabic_mathematical_cot PNG 2009-03-22 02 39 Mabuhelwa 68×66× 819 bytes <nowiki>own work</nowiki> Arabic mathematical symbols |