Hatha yoga the most influential texts of Hatha yoga. It was compiled by Svātmārāma in the 15th century CE from earlier hatha yoga texts. These earlier texts were of Vedanta or non-dual Shaiva orientation. From both, the "Hatha Yoga Pradīpika" borrowed the philosophy of non-duality (advaita). According to James Mallinson, this reliance on non-duality helped Hatha Yoga thrive in the medieval period as non-duality became the "dominant soteriological method in scholarly religious discourse in India". "Hatha Yoga Pradipika" lists 35 great yoga siddhas starting with Adi Natha (Hindu god Shiva) followed by Matsyendranath and Gorakshanath. It includes information about shatkarma (six acts
Ashtanga vinyasa yoga more breaths in difficult postures. Various influential figures have discussed the specific process of breath in ashtanga. Pattabhi Jois recommends breathing fully and deeply with the mouth closed, although does not specifically refer to Ujjayi breathing. However, Manju Jois does and refers to breathing called "‘dirgha rechaka puraka’, meaning long, deep, slow exhalations and inhalations. It should be dirgha... long, and like music. The sound is very important. You have to do the Ujjayi pranayama". In late 2011, Sharath Jois, the grandson of Pattabhi Jois, declared his feelings on the issue, stating that Ujjayi breathing was not done in the