Calibration Services - Micro Precision Calibration Services is USA's full-service calibration services with calibration labs throughout the USA, Mexico, Philippines and Thailand.

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 Interpolation, Numerical Integration, and Least-Squares Data-Fitting.