In his last book, published shortly before his death, he dealt with the philosophy of the Vedanta, in a way that “resembled the neo-Vedantic lectures” of Swami Vivekananda and Brahmabandhab Upadhyay.
However, medieval philosophers like Vidyāraṇya classified Indian philosophy into sixteen schools, where schools belonging to Saiva, Pāṇini and Raseśvara thought are included with others, and the three Vedantic schools Advaita, Vishishtadvaita and Dvaita (which had emerged as distinct schools by then) are classified separately.
However, medieval philosophers like Vidyāraṇya classify Indian philosophy into sixteen schools, where schools belonging to Saiva, Pāṇini and Raseśvara thought are included with others, and the three Vedantic schools Advaita, Vishishtadvaita and Dvaita (which had emerged as distinct schools by then) are classified separately.
The former represents the Inner Guide which is realised through the Heart, the latter can be compared to the traditional concept of Vedantic, Buddhist and popular guru Enlightenment and the descriptions of the Causal and Ultimate stages of spiritual development in the evolutionary philosophy of the integral thinker Ken Wilber.
Medieval Indian philosophers like Vidyāraṇya classify Indian philosophy into sixteen schools, where schools belonging to Saiva, Pāṇini and Raseśvara thought are included with others, and the three Vedantic schools Advaita, Vishishtadvaita and Dvaita (which had emerged as distinct schools by then) are classified separately.
Para Brahman, a term often used by Vedantic philosophers as to the "attainment of the ultimate goal"