I spoke to Anand, an astronomer at the new ISRO institute in Trivandrum, when I was there in June. He also moonlights as a science journalist and wrote this article about our conversations on mathematics in medieval Kerala.

## Archive for the ‘Astronomy’ Category

### Mathematical Astronomy in Medieval Kerala

Friday, November 8th, 2013### Longitude Zero

Thursday, August 9th, 2007Continued in: Medieval Navigation in the Arabian Sea

One of the early achievements of Indian Mathematical Astronomy (jyotisha) was the system of latitude (aksha-amsa) and Longitude (rekha-amsa). The prime meridian passed through Ujjaini, the capital of the country of Avanti. (more…)