In the Shri Vidya school of Hindu tantra, the Sri Yantra ("sacred instrument"), also Sri Chakra is a diagram formed by nine interlocking triangles that surround and radiate out from the central (bindu) point.
In the Shri Vidya tradition of Hindu tantra, the Sri Yantra ("holy diagram") also referred to as Sri Chakra, is an intricate design formed by nine interlocking triangles radiating outward from a central core.