First Mnemonical Lessons In Geometry, Algebra, And Trigonometry is a book written by Thomas Penyngton Kirkman and first published in 1852. The book is designed to provide students with an introduction to the fundamental concepts of geometry, algebra, and trigonometry, and is aimed at those who are just beginning their studies in these subjects. The book is structured around a series of mnemonics, or memory aids, that are designed to help students...