The sub-tradition of Vedanta that espouses non-dualism is called Nyaya.
Vedanta . Rather it is an umbrella term for many sub-traditions , ranging from dualism to non-dualism , all of which developed on the basis of a common textual connection called the Prasthanatrayi . Some of the better known sub-traditions of Vedanta include Advaita ( non-dualism ) , Vishishtadvaita ( qualified non-dualism ) , and Dvaita ( dualism ) .