INTRODUCTION
Generally Carnatic music is called Southern Indian classical music and Hindustani music is called Northern Indian classical music. They both had occurred and grown irrespective of system, however, they gradually developed into each independent music in lapse of time for over a thousand years. Ancient people recited the long scriptures even without writing.
Chants of them came to have more musical elements such as seven pitch names appeared in the [Sama-Veda] among them. It is said that Indo-Aryan continued to hand them down orally without writing for approximately 700 years since formation of the [Vedas]. Masters have been instructing pupils in Indian music by heart still. It is called oral traditions and is inherited in the Asian countries and in Japanese music also.