Page:English translation of the Surya Siddhanta and the Siddhanta Siromani by Sastri, 1861.djvu/36

 . It is to be known that all the answer successively to half of a.

(O ,) thus I have explained to you the Rules for finding the true places of the heavenly bodies, the Sun &c.

 

 

. On the surface of a stone levelled with water or on the levelled floor of chunam work, describe a circle with a radius of a certain number of digits.

and. Place the vertical Gnomon of 12 digits at its centre and mark the two points where the shadow (of the Gnomon) before and after noon meets the circumference of the circle; these two points are called the west and the east points (respectively).

Then, draw a line through the formed between the