Free approximation software downloads

FindGraph is comprehensive graphing, curve fitting, and digitizing tool. FindGraph offers 12 generic fits, including linear regression, logistic functions, fourier approximation, neural networks, B-splines and parametric curves least squares approximations, plus a library of over 300 industry-specific 2D formulas. Built-in Wizard helps to apply different curve fits to discover the model that best describes the data. Last version includes the peak fitting features. The software enables you to smooth, interpo...