Omar Khayyám, or Chiam, was born about the middle of the 11th Century, at Naishápúr, Khorassán, and he died in that town about the year 1123.
Little is known as to the details of his life, and such facts as are available have been drawn principally from the _Wasíyat_ or _Testament_ of Mizam al Mulk (_Regulation of the Realm_), w...