सायण [ sāyaṇa ] [ sāyaṇa ] m. (said to be a Drâviḍa word) N. of a learned Brāhman (also called Sāyaṇamādhava and Sāyaṇâcārya ; he was son of Māyaṇa , pupil of Vishṇu Sarva-jña and of Śaṃkarânanda ; and flourished under Bukka I of Vijaya-nagara or Vidyā-nagara ( A.D. 1350-1379 ) and his successor Harihara , and died in 1387 ; of more than a hundred works attributed to him , among which are commentaries on nearly all parts of the Veda , some were carried out by his pupils , and some were written in conjunction with his brother Mādhavâcārya or Vidyâraṇya-svāmin) .