Melpathur Narayana Bhattathiri
Melputhur Narayana Bhattathiri (Mēlputtūr Nārāyaṇa Bhaṭṭatiri; 1560–1646/1666), third student of Achyuta Pisharati, was a member of Madhava of Sangamagrama's Kerala school of astronomy and mathematics. He was a mathematical linguist (vyakarana).
Source: Wikipedia — Melpathur Narayana Bhattathiri (CC BY-SA 4.0)