[362] Ibid., p. 101.

[363] Loc. cit., p. 396.

[364] Khosrū I, who began to reign in 531 A.D. See W. S. W Vaux, Persia, London, 1875, p. 169; Th. Nöldeke, Aufsätze zur persichen Geschichte, Leipzig, 1887, p. 113, and his article in the ninth edition of the Encyclopædia Britannica.

[365] Colebrooke, Essays, Vol. II, p. 504, on the authority of Ibn al-Adamī, astronomer, in a work published by his continuator Al-Qāsim in 920 A.D.; Al-Bīrūnī, India, Vol. II, p. 15.

[366] H. Suter, Die Mathematiker etc., pp. 4-5, states that Al-Fazārī died between 796 and 806.

[367] Suter, loc. cit., p. 63.

[368] Suter, loc. cit., p. 74.

[369] Suter, Das Mathematiker-Verzeichniss im Fihrist. The references to Suter, unless otherwise stated, are to his later work Die Mathematiker und Astronomen der Araber etc.

[370] Suter, Fihrist, p. 37, no date.

[371] Suter, Fihrist, p. 38, no date.