http://www.prolinkdirectory.com/Sciences/Math/Trusted, SEO friendly, not to mention free, comprehensive and human edited directory http://www.prolinkdirectory.com/Sciences/Math/detail/link-192430.htmlLecturer in Management Science, Lancaster University Management School. His research focus is the area of stochastic and dynamic decision making, in particular applications to supply chain management, logistics, pricing strategy and revenue management.Sun, 01 Mar 2009 19:32:12 GMThttp://www.prolinkdirectory.com/Sciences/Math/detail/link-765.htmlThe 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 Interpolation, Numerical Integration, and Least-Squares Data-Fitting.Tue, 27 Jun 2006 19:01:43 GMT