Inside of it lies 1 shakti downward going through triangle which can be the Bhairavai trikoṇa. There are actually a few upward going through Shiv triangles. There are some rituals or prayoga or methodology offered which can be carried out for want fulfillment and removal of obstacles in everyday life. https://zaneubcvs.jts-blog.com/29424730/the-basic-principles-of-bhairav