Keywords: Arabic mathematical inverse tf.PNG Arabic mathematical inverse trigonometric functions 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_inverse_tf PNG 2009-03-22 05 50 Mabuhelwa 938×180× 19764 bytes <nowiki>own work</nowiki> 2009-03-22 05 33 Mabuhelwa 928×175× 19784 bytes <nowiki>own work</nowiki> 2009-03-22 02 43 Mabuhelwa 616×107× 3914 bytes <nowiki>own work</nowiki> Arabic mathematical symbols |