ABOUT THE BOOK The "Classic Text Series" is a collection of books written by the most famous mathematicians of their time and has been proven over the years as the most preferred concept-building tool to learn mathematics. Arihant's imprints of these books are a way of presenting these timeless classics. Known as the early influencer on Ramanujan, SL LONELY was a great mathematician from 1800. The book "Plane Trigonometry" has been updated and deals...