bhamati vs vivarana

The bhāmatī and vivaraṇa are the names of two subschools which take different approaches to describing the nature of avidyā, and it’s implications. The bhāmatī is the name of vachaspati mishra’s commentary on the brahma sūtra bhāṣhya. The vivaraṇa is the name of prakāshātman’s commentary on padmapāda’s panchapādikā.