""Pelicotetics Or The Science Of Quantity: An Elementary Treatise On Algebra And Its Groundwork Arithmetic"" is a book written by Archibald Sandeman in 1868. The book provides an introduction to algebra and arithmetic, covering topics such as equations, fractions, decimals, and logarithms. Sandeman's approach is geared towards beginners, and the book is intended to be used as a textbook for students studying mathematics. The author emphasizes the...