Did you mean Atma.This is the basis of hinduism.
Hinduism.
I think its central teachings is the Unity of everything See:the basis of Hinduism is the belief in the unity of everything.
Modern India law system uses Hinduism as its basis to establish Peace. Also gov of Nepal & Myanmar uses it as their bases too.
Vedas
The texts provided a formal written basis for Hinduism that other civilizations could study.
Dont use to discriminate the people on the basis of caste.
The Hindus holy book is the Vedas
Hinduism is a naturally happening thing in the world. It does not have any founder. Also, there is no particular holy book for it.
Maha- barhait
It includes the basic guideline of Hinduism. It is basically the main text along with the Mahabharata and the Ramayana and is the basis of our knowledge of Hinduism
According to Mythology Vedas were formed by Lord Brahma. They are the basis & pillars of Hinduism.