Sorry, my copying slipped up in my previous posting. The URL at the end of the posting should have read:
Quasitriangular Hopf algebra http://en.wikipedia.org/wiki/Quasitriangular_Hopf_algebra Allen Esterson --- To make changes to your subscription go to: http://acsun.frostburg.edu/cgi-bin/lyris.pl?enter=tips&text_mode=0&lang=english
