Opinions Tracing Hindu Kingdoms till 3139 BC The greatest astronomer and mathematician ‘The Aryabhatt’ [Born 476 AD], finished his book ‘Aryabhattiya’ in 499 AD, in which he mentioned about the beginning of Kaliyug. This is becomes the base of tracing back to the kingdoms by jambudweep February 6, 2021February 11, 2022
