Omar Al Khayyam, Omar Khayyam http://www-history.mcs.st-and.ac.uk/Biographies/Khayyam.html Omar Khayyam Omar Khayyam Biography Omar Khayyan Omar Khayyam Omar Khayyám Omar Khayyam McT Omar Khayyam Omar Khayyam Omar Khayyam Omar Khayyam Omar Khayyam University of St Andrews http://www-history.mcs.st-and.ac.uk/Biographies/Khayyam.html Omar Khayyam