This is the third book of the course. Contents can be found here: http://www.vedicmaths.org/shop/books/the-cosmic-calculator-course#contents-for-book-3
About the Author
Kenneth Williams has been studying, researching and teaching Vedic Mathematics for over 40 years. He has published many articles, DVDs and books and has been invited to many countries to give seminars and courses. He gives online courses, including teacher training. Research includes left-to-right calculating, Astronomy, applications of Triples (including Trigonometry), extension of Tirthaji's 'Crowning Gem', Calculus.