jyotisha

Updated: January 18, 2026

The ancient Hindus were the first to determine the velocity of light and the laws of its reflection; and the table of Pythagoras and his celebrated theorem of the square of hypotenuse are to be found in the ancient books of Jyotisha.

H. P. (Helena Petrovna) Blavatsky - From the Caves and Jungles of Hindostan