In Advaita Vedanta, Brahman is considered the ultimate reality, the source of all existence, and the substratum of all phenomena.

Advaita Vedanta teaches that Brahman and Atman are not two separate entities but are ultimately identical. This is expressed in the famous phrase 'Tat Tvam Asi', which means 'That Thou Art'.

Maya, in Advaita Vedanta, refers to the illusion or veil that conceals the true nature of reality. It is considered to be the source of duality and multiplicity, which ultimately leads to suffering.

The ultimate goal of Advaita Vedanta is to attain moksha, which is liberation from the cycle of birth, death, and rebirth. This is achieved through the realization of the identity of Brahman and Atman.

Adi Shankara is widely regarded as the founder of Advaita Vedanta. He lived in the 8th century CE and is known for his influential commentaries on the Upanishads, the Bhagavad Gita, and the Brahma Sutra.

The central teaching of Advaita Vedanta is that Brahman is the only reality, and all else is an illusion. This is known as the doctrine of non-duality or 'advaita'.

Advaita Vedanta explains the diversity and multiplicity of the world through the concept of Maya, which is the illusion that conceals the true nature of reality.

Advaita Vedanta teaches that Brahman and the individual soul are ultimately identical. This is expressed in the famous phrase 'Tat Tvam Asi', which means 'That Thou Art'.

Meditation is considered an important practice in Advaita Vedanta as it helps the individual to transcend the limitations of the mind and experience the true nature of reality.

The Upanishads are considered the primary source of Advaita Vedanta philosophy. They contain teachings and insights that form the foundation of this school of thought.

Advaita Vedanta considers time to be an illusion, as it is perceived through the limitations of the mind. In the ultimate reality, there is no time, only the eternal present.

Advaita Vedanta is often seen as complementary to other schools of Indian philosophy, as it offers a unique perspective on the nature of reality and the path to liberation.

Advaita Vedanta explains evil and suffering as a result of Maya, the illusion that conceals the true nature of reality. When the individual realizes the true nature of Brahman, they transcend the limitations of Maya and are liberated from suffering.

The concept of 'neti neti' in Advaita Vedanta means 'not this, not that'. It is a method of negation used to describe the nature of Brahman, which is beyond all concepts and descriptions.