Al-Khwarizmi ialah ahli matematika yang bekerja di Bait al-Hikmah Baghdad pada zaman keemasan Islam. Judul bukunya, Kitab al-Jabr, menjadi nama cabang matematika, aljabar, sementara namanya sendiri kini menjadi nama cabang matematika lainnya, algoritma. Al-Khwarizmi juga memperkenalkan sistem angka India ke dunia Islam dan kemudian ke seluruh dunia, sehingga menjadi sistem angka yang paling banyak dipakai sekarang. Buku ini mengisahkan bagaimana al-Khwarizmi berpengaruh besar dalam perkembangan matematika.
Abu Jafar Muhammad ibn Musa al-Khwarizmi, was considered to be the greatest scholar of his day. This book discusses his contributions to the world, especially algebra. Best used in grades 5-8 within math classes or units that focus on contributions from people around the world.
Writer should have mentioned that the destroyer of the great library of Baghdad which contained all the great scientific research of that time was a Buddhist and pro Christian. Some of the readers might wrongly think that the Mongol conqueror Halaku khan was a fellow Muslim.