| school | founder/key figure | main ideas |
|---|---|---|
| samkhya | kapila | dualism of matter and consciousness |
| yoga | patanjali | meditation and spiritual discipline |
| mimamsa | jaimini | vedic ritual and interpretation |
| vedanta | shankara | non-dualism and brahman |
| nyaya | gautama | logic and epistemology |
| vaisheshika | kanada | atomic theory and categories |