The Panchasiddhantika is a book on astronomy written by Varaha Mihira in ancient India. This edition, translated by G. Thibaut and published in 1889, provides a comprehensive look at the five astronomical systems used in India at the time. The book covers topics such as planetary motion, eclipses, and the calculation of the length of the year. It also includes discussions on astrology and its relationship with astronomy. This edition includes footnotes...