By Steven Neal Weinberger
This section contains the Yoga Tantras that Situ’s catalog classifies as focusing on “methods” (ཐབས་, thabs, upāya), rather than on “wisdom” (ཤེས་རབ་, shes rab, prajñā). These are organized according to a threefold scheme also used by Butön Rinchendrup (བུ་སྟོན་རིན་ཆེན་གྲུབ་, bu ston rin chen grub, 1290-1364) in his discussions of the Yoga Tantras: