Devī is known in numerous forms—sthūla, where she is the radiant goddess with four arms,14 sūkṣma, which is the Śrīvidyā mantra, parā, which is the Śrīcakra, and two other esoteric ones—Kuṇḍalinī and Kāmakalā, both of which are revealed by the guru and in progressive initiations.