books.google.co.uk - The Fundamental Theorem of Algebrastates that any complex polynomial must have a complex root. This basic result, whose first accepted proof was given by Gauss, lies really at the intersection of the theory of numbers and the theory of equations, and arises also in many other areas of mathematics. The...http://books.google.co.uk/books/about/The_fundamental_theorem_of_algebra.html?id=g0KHD7EIl4cC&utm_source=gb-gplus-shareThe fundamental theorem of algebra