Aumis the syllable brahman .the present past & future.& whatever
transcends the time is also brahman.
The self is brahman.
The self is divided into four.
1.Vaishvanara-the state being awake.external objects.enjoys material nature.
2.Taijasa-The state of dream.internal objects.hidden matter.
3.prajna-A state of deep slumber devoid of dream & awakening.Astate of bliss.
4.atman-That which transcends all the above states.
ATMAN IS
A-U-M LETTERS REPRESENTS:
A-vaishvanara.
U-taijasa.
M-prajnya.
Atman transcends AUM.