Percent CE Scientific Calculator

Performs computations associated with matrices: Solves systems of linear equations, finds sum, difference, product, determinant, trace, inverse, adjoint, transpose, eigenvalues, eigenvectors, LU factors, QR factors, tests for definiteness, etc.

NLREG performs nonlinear regression and curve fitting. NLREG fits a mathematical function whose form you specify to a set of data values. Virtually any type of function can be fitted.

QVert is a quick and easy to use unit converter tool for Windows based operating systems. QVert supports most common and many not so common units of measure. Conversion units are separated into 15 different and unique categories.