popularity bhakti movement ved nta came dominant current hinduism post medieval period classical enumeration indian philosophies lists six orthodox schools schools sometimes seen orthodox include ref name cowell pa upata ascetic school shaivism founded lakulisha nd century ce aiva siddh nta school dualistic shaivism strongly influenced samkhya pratyabhij recognition school utpaladeva th century abhinavagupta ce form non dual shaiva tantra rase vara mercurial school p ini dar ana grammarian school clarifies theory
Humanities Philosophy Philosophical traditions and schools Eastern philosophy