books.google.com - Algebra, as we know it today, consists of many different ideas, concepts and results. A reasonable estimate of the number of these different items would be somewhere between 50,000 and 200,000. Many of these have been named and many more could (and perhaps should) have a name or a convenient designation....http://books.google.com/books/about/Handbook_of_Algebra.html?id=yimXZ-7L9ZoC&utm_source=gb-gplus-shareHandbook of Algebra