华严宗
The "" describes a cosmos of infinite realms upon realms, mutually containing one another. This sutra was especially influential in East Asian Buddhism. The vision expressed in this work was the foundation for the creation of the Huayan school of Chinese Buddhism, which was characterized by a philosophy of interpenetration. The Huayan school is known as Hwaeom in Korea and Kegon in Japan. The sutra is also influential in Chan Buddhism.