Achyuta Pisharati
Achyutha Pisharodi (c. 1550 at Trikkandiyur, Tirur, Kerala, India – 7 July 1621 in Kerala) was an Sanskrit grammarian, astrologer, astronomer and mathematician who studied under Jyeṣṭhadeva and was a member of Madhava of Sangamagrama's Kerala school of astronomy and mathematics. He is remembered mainly for his part in the composition of his student Melpathur Narayana Bhattathiri's devotional poem, Narayaneeyam.
Read more about Achyuta Pisharati: Works, Narayaneeyam