Book excerpt: A revised and updated edition of Ninian Smart's well-known work, long out of print, this study provides a lucid and helpful introduction to the chief systems and debates found in Indian (Hindu, Buddhist, Jain etc.) traditions of philosophy. Part 1 discusses the metaphysical systems, Buddhist metaphysics, Jain metaphysics, materialism and exegesis, distinctionism and yoga, logic-atomism, non-dualism, qualified non-dualism, dualism and Śaivite doctrine, analysis of the religious factors in Indian metaphysics. Part 2 examines arguments for and against the existence of God, arguments about rebirth and the soul, epistemological questions, causation, and induction and inference.