who has devloped the yasti - yantra device which is used -

who has devloped the yasti - yantra device which is used - yasti yantra yantra), a cylindrical stick yasti yantra, an umbrella-shaped device called the chatra yantra and water clocks of at least two types—bowshaped and cylindrical golden navratna yantra 19-24) various yantras , like Yasti yantra, Chaya yantra, Kapala yantra, Toya yantra, etc, were used for measuring time Mayamata, a text on

golden navratna yantra Yasti is just a long stick having standard yantra invented by bhaskara, dhruvabhama yantra of padhmanabha and many more instruments

yantra calculator The Chakra Yantra is used to find out the right ascension and declination of Planet and other celestial body observed at night  One, the Yasti Yantra or stick machine, could measure the height of objects without knowing their distance, (but there seems to have been no