The Science of the Shulba: A Study in Early Hindu Geometry c9.11

c9.11

In the *Śulba*, we have several instances of the division of a circle into a specified number of parts. For instance, it is said that the *Dhiṣṇiya* may be square or circular in shape and one of them, *viz*., the *Agnīdhrīya*, has to be divided into nine parts. Now in the case of the square shape of the altar, it is easily divided into 9 smaller squares by drawing cross-lines through the points of trisection of the sides. When it is circular, there is described a small circle about its centre and the annulus