Here are presented together BUBV on BU ch.3 and ch.4. 1-2 which form the core of the philosophical thought of Yajnavalka. They relate to the disputes of the sage with a number of seers. In ch.3, the sage affirms the oneness of the individual self (Jiva) and the Brahman. This is, according to him, vijnanam anandam brahma. Then, in ch.4. 1-2, the sage begins to ascertain the truth (tattva) in his proposition, examining the nature of the experiences of an individual ...