kye rdo rje'i rgyud

Hevajra Tantra; the king of the prajna mother tantras, has an extensive, medium and condensed versions. The extensive is the Seven Hundred Thousand ('bum phrag bdun pa). The medium is the Five Hundred Thousand ('bum phrag lnga pa). The condensed is called the Two Segments (brtags pa gnyis pa) [RY]