印度教 'Sanatana Dharma' 'Truth is one, sages call it by various names'
Historically, there are allied seven schools of philosophy in the tradition of Sanatana Dharma. These include Nyaya (the school of logic and epistemology), Samkhya (speculative physics), Vedanta (metaphysical ontology), Vaisheshika (phenomenal ontology), Vyakarana (linguistics), Mimamsa (causality and cosmology), and Yoga itself.