About Commentary On The Great Perfection Of . . .
The Dà zhìdù lùn is a massive Mahayana Buddhist treatise and commentary on the Pañcaviṃśatisāhasrikā Prajñāpāramitā sutra. The title has been reconstructed into Sanskrit as *Mahāprajñāpāramitopadeśa, and *Mahāprajñāpāramitāśāstra. It is an encyclopedic compendium or summa of Mahayana Buddhist doctrine.