The ‘Sangita Samayasara’ of Vidyaranya (14th cent) is the first one to enumerate the ragas under categories of melas and janyas. He mentions 15 ragas and under them 50 janya ragas. Some of his melas are janya ragas. The Lochana Kavi’s (14th cent) Raga Tarangini is the next work to mention ragas under the categories…