Shandilya Upanishad is also known as the Shandilya Yoga Sutras. According to Alain Daniélou this Upanishad is one of the three Upanishads in the genre of the Hatha yoga; the others are the Darshana Upanishad and the Yoga-kundalini Upanishad. The "Shandilya Upanishad" is structured as three chapters with many sections in each chapter. The first chapter of the text deals with Ashtanga Yoga. It contains eleven sections. The other Chapters have a single section each. The Second chapter is comparatively a smaller one and expounds the Brahma Vidya. The Third Chapter talks about the nature and forms of Brahman: Sakala Brahman, Niskala
Ashtanga vinyasa yoga and never taught by Sharath. However most of his teachers who claim to have been taught by him will teach the above methods, exercises, & postures, even though none of what they teach is part of the Ashtanga method of instruction under Sharath. Pattabhi Jois also did not require students to independently drop back and come up from back bending before progressing to the 2nd series. Sharath changed the requirements, and has now made this mandatory. However, it is important to note that Pattabhi Jois was the founder of the system, and taught each of his original students differently, instructing