A New Treatise of Fluxions: Wherein The Direct and Inverse Method are Demonstrated After a New, Clear, and Concise Manner, with Their Application to Physics and Astronomy: Also The Doctrine of Inifinite Series and Reverting Series Universally, are Amply Explained, Fluxionary and Exponential Equations Solved: Together with a Variety of New and Curious Problems. By Thomas Simpson, Teacher of the Mathematics