History of Hindu Mathematics: A Source Book v1.c8.s5.42

v1.c8.s5.42

The Hindu plan of moving the divisor as the digits of the quotient were evolved, although not essential, was also copied and occurs in the works of such well-known Arab writers as Al-Khowârîzmî (825), Al-Nasavî (*c.* 1025) and others. The mediæval Latin writers called this feature the *antirioratio*.