A history of the roman alphabet, with factoids on typographical curiosities and information on other alphabets. See all the letters of the major alphabets of the world, both ancient and modern.

The Quadratic Equation Solver posted on this page solves for both real and imaginary (if applicable) results. Also on this site: solvers for the Cubic and Quartic equations, N Equations in N Unknowns, Eigenvalues and Eigenvectors, Cubic Spline Interpolati

Maths information about mathematical factoring, number factors and how to factor numbers.

Information on a range of topics including famous mathematicians and book reviews with updated news content.