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Multivariate download

DRS
1. DRS home software, $108

Least Cubic Method is a new method for data regression analyse , it expanded Least Square Method.

UltimaCalc Professional
2. UltimaCalc Professional business/finance software, $49.95

Manipulate algebra. Integrals found & explained. Define own functions and constants. Find Standard Deviation etc. Plot functions. Solve Triangles. Least Squares fits, inc. nonlinear, Simultaneous Linear/Nonlinear Equations. Polynomial Roots. More.