Yoga’s Foundational Philosophies: Samkhya, Advaita Vedanta, TantraHome / Study Guide / Humanities / Philosophy / Philosophy Intro / Gain an understanding of key assumptions built into the foundational philosophies upon which various branches of yoga are based: Samkhya, Advaita Vedanta and Tantra. You need a membership to access this page. Please login, or click here to purchase a membership.