Hatha yoga aim of spiritual liberation, self-knowledge or release from rebirth that the Indian traditions call "mukti" or "moksha". The goals of Hatha yoga, in its earliest texts, were linked to "mumukshu" (seeker of liberation, moksha). The later texts added and experimented with the goals of "bubhukshu" (seeker of enjoyment, bhoga). Hatha yoga is a branch of yoga. It shares numerous ideas and doctrines with other forms of yoga, such as the more ancient Yoga system taught by Patanjali. The differences are in the addition of some aspects, and different emphasis on other aspects. For example, "pranayama" is crucial in all yogas,
Ashtanga vinyasa yoga classes in similar style, offering posture variations, and teaching Ashtanga in a much less linear style, with a greater emphasis on alignment and breathing. Sharath's "new generation" of young students have adopted Sharath's new rules, and teach in a linear style without variations. According to the Sharath generation, variations are not allowed, and practice must be in a strict Mysore environment under the guidance of a Sharath-approved teacher. How-to videos & workshops, detailed alignment instructions, and strength-building exercises are not part of the method, neither for the practitioner or the teacher. These types of instruction are not approved by Sharath,