Mathematical Memoirs Respecting A Variety Of Subjects Volume 1 is a book written by John Landen in 1780. The book covers a wide range of mathematical subjects, including algebra, geometry, calculus, and trigonometry. The author presents his research and findings on these topics in a clear and concise manner, making the book accessible to both novice and advanced mathematicians.In addition to the main text, the book also includes an appendix containing...