Description:Intended for curious high school students, this two-volume encyclopedia clarifies 80 mathematical topics and their practical utility for study. Each entry begins with an overview of the subject, defines the fundamental concepts and terms, reviews the history of discovery and development, and describes several real-life applications. Topics include algebra, calculus, fractals, game theory, logarithms, music, proportion, rounding, statistics, trigonometry, volume, and word problems. Black and white photographs are provided.