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Home Education Mathematics Nonlinear regression - CurveFitter Download

Nonlinear regression - CurveFitter

February 25, 2025
CurveFitter is a statistical regression analysis software that estimates parameter values for linear, multivariate, polynomial, exponential, and nonlinear functions.
Nonlinear regression - CurveFitter
Nonlinear regression - CurveFitter Screenshot
Version 4.5.71
License Shareware $15
Platform Windows
Supported Languages English
System Requirements None
Homepage www.math-solutions.org
Developed by Institute of Mathematics and Statistics
CurveFitter is an exceptional software tool that simplifies the analysis of regression data, enabling users to determine the best fit for different functions, including linear, multivariate, polynomial, exponential, and non-linear functions. This software offers a rapid and efficient solution that can handle large datasets complete with thousands of equations, providing graphs and analyses quickly and accurately within seconds.

This software can build equation sets for a variety of applications involving multiple linear and nonlinear models. It supports user-defined equations with up to nine parameters and eight variables while featuring linear equations, nonlinear exponential and logarithmic equations, and power equations. It also comes equipped with a 38-digit precision math emulator that enhances its ability to fit high-order polynomials and rationals with optimum accuracy.

CurveFitter is user-friendly and easy for people who are new to the software. The software automatically sorts and plots fitted equations using standard error statistics. Furthermore, it generates a residual graph and parameter output within a Review Curve Fit window, which makes it easy to view and interpret the data.

Importing data into CurveFitter is simple because it allows the importation of txt files through its intuitive Windows user interface. The software also permits customization of equation sets, ensuring that any relevant information that requires analysis can be included.

CurveFitter offers a suite of powerful analysis tools that are user-friendly, intuitive, and remarkably simple to learn even for novice users. This software is a valuable resource for data analysts, researchers, and scientists providing them with an efficient means of analyzing regression data.
What's New

Version 4.5.71: Various updates to underlying Library

Version 4.5.70: Updated user manual in application (with context help)

Version 4.5.69: Major restructuring of the calculating algorithms.

Version 4.5.68: For optimum performance, the underlying algorithms and functions are reshuffled.

Version 4.5.67: User interface improvements.

Version 4.5.66: Application’s internal structural modification and optimization.

Version 4.5.65: Enhancement of iterative solver

Version 4.5.64: Enhanced user manual in application (with context help)

Version 4.5.63: Reduced memory usage

Version 4.5.62: New features added

regression function equation parsing trigonometric non-linear formula curvefitter curve fitter nonlinear exponential
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