FREE CURVE FIT - Free Downloads

Curve fitting (fit), nonlinear regression, treatment of data, basic statistics, error propagation, 2D and 3D graphs, confidence band, uncertainty, error bars, extrapolation, chi-square, correlation coefficient tests, covariance matrix, math tools.DataFit is a tool for performing curve fitting, statistical analysis & data plotting. Fit equations with up to 100 parameters to data with up to 20 independent variables. Define your own equations or choose from over 600 pre-defined equations.a curve fitting program: Lorentzian, Sine, Exponential and Power series are available models to match your data. A Lorentzian series is recommended for real data especially for multiple peaked data.This is a Fortran Calculus demo application.FindGraph is a graphing, curve-fitting, and digitizing tool for engineers, scientists and business. Discover the model that best describes your data.Graphing, curve fitting and calculating software. Graphs Cartesian, polar and parametric functions, graphs of tables, implicit functions and inequalities. Calculus features: regression analysis, derivatives, tangents, normals and more.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.2D/3D technical graphics plotting and data analysis software for your plotting needs. Curve fitting, FFT and a presentation software! Download a demo of our analysis and plotting software!CHEMIX School - Software for Chemistry It is equipped with a periodic table, molecular 3-D viewer, curve fit, spectroscopy, conversion table, dictionary and many advanced graphic tools and calculators. Chemistry lessons and problems are included.Supports image analysis functions: angle, distance, perimeter, area, point and line measurements. Includes curve fitting, pixel profile, array/band analyzer, finding objects, and histogram with statistics.BrainCom is an artificial neural network. Utilizing backpropagation algorithm It can be used in almost all research fields such as nonlinear regression, forecasting, curve fit, pattern recognition, classification, decision making.Excel add-in with eleven powerful worksheet functions for 1, 2 and 3 variable lookup and interpolation (closest-value, linear, piecewise parabolic or hyperbolic, cubic spline) and polynomial curve fitting. Includes online help and example workbooks.Excel add-in with eleven powerful worksheet functions for 1, 2 and 3 variable lookup and interpolation (closest-value, linear, piecewise parabolic or hyperbolic, cubic spline) and polynomial curve fitting. Includes online help and example workbooks.Statistical analysis and report-ready chart in almost no time. Instantly import or read data, prepare artistic graphic presentation with statistical analysis and place it in the document. Curve fit, distribution histogram, 3D and color map and more.