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Nonlinear
Systems of Nonlinear Equations 1.00
Numerically solves systems of simultaneous nonlinear equations. It can fully explore defined intervals to search for multiple solutions or quickly find solutions starting with random seeds. You may predefine constants and specify the error bound for the results. Handles a wide variety of functions, including trigonometric and hyperbolic functions. Results can be saved or printed. Includes a help file with instructions, example and methodology.
Released: 2008-03-07
License: $12.00
Publisher: Numerical Mathematics
Language: English
Platform: Windows
Requirements: 800x600 display or better
Install: Install and Uninstall
DataFitX 2.0
DataFitX is a COM component (in-process ActiveX DLL) which allows you to add a powerful nonlinear regression (curve fitting) engine to your software with just a few simple lines of code. Since DataFitX is developed using COM technology, it can be used in any software or development environment that supports COM, including Microsoft Visual Basic, Microsoft Visual C++, Delphi and VBA (Microsoft Excel, Microsoft Access or any VBA enabled client).
Released: 2004-10-28
License: $549.00
Publisher: Oakdale Engineering
Language: English
Platform: Windows
Requirements: 16 Meg RAM
Install: Install and Uninstall

Very good DataFix is a tool very powerful.

Regression Analysis - CurveFitter 1.3
CurveFitter program performs statistical regression analysis to estimate the values of parameters for linear, multivariate, polynomial, exponential and nonlinear functions. The regression analysis determines the values of the parameters that cause the function to best fit the observed data that you provide. This process is also called curve fitting.
Released: 2007-12-03
Last Updated: 2008-06-23
License: $15.00
Publisher: Institute of Mathematics and Statistics
Language: English
Platform: Windows
Requirements: None
Install: Install and Uninstall

Review of curve fit. Excellent software. Can be improved by introducing more functions.

Not appropriate for my needs I needed a piecewise quintic or cubic regression and this is not supported (at least easily)

NLREG 6.2
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. NLREG includes a programming language similar to C that you use for describing the function to be fitted. Two dimensional line and three dimensional surface plots can be generated.
Released: 2004-09-17
License: $195.00
Publisher: Phillip H. Sherrod
Language: English
Platform: Windows
Requirements: Windows system with at least 256 MB of RAM and 5 MB of disk space
Install: Install and Uninstall
Nonlinear Image Resizing Tool 1.0
This tool is used to perform a nonlinear resize (or "warp") of an image. By warping, you can resize an image such that the objects in the center of an image remain clear and undistorted, and distortion occurs near the edges of the image. This tool is useful for situations where you need to convert an image from one aspect ratio to another without cropping.
Released: 2006-07-12
License: Freeware
Publisher: SB-Software
Language: English
Platform: Windows
Install: Install and Uninstall
DMFitter ActiveX control 11.7.0.226
DMFitter ActiveX control allows you to add sophisticated regression analysis tools to your software in a few lines of code. Features include: both linear and nonlinear (Levenberg-Marquardt) least squares curve fitting algorithms, arbitrary user models (defined analytically or by string expressions), event support, weighting. Examples for Excel, VB, Delphi, MSIE, Data Master 2003 and scripting languages are included.
Released: 2006-05-05
License: Freeware
Publisher: RRR
Language: English
Platform: Windows
Install: Uninstall Only
DataFit 8.2
DataFit is a tool used to perform nonlinear regression (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. Results include customizable 2D/3D plots, as well as detailed fit information. Export code in BASIC or C to use an equation in a user written program. Easy to learn and use.
Released: 2005-01-23
License: $229.00
Publisher: Oakdale Engineering
Language: English
Platform: Windows
Requirements: 16 Meg RAM
Install: Install and Uninstall

Good software It's overall a good software!
But still may require user friendly environment.
Anyway, I am satisfied with this.
Thanks

Ordinary Differential Equations 1.00
Solves boundary-value or initial-value problems involving nonlinear or linear ordinary differential equations of any order, or systems of such. The conditions may also be linear or nonlinear. The solution will be a finite power or trigonometric series. You have one-click control of the graph with zooming, panning, centering, etc. The solution may be studied by the POWER & TRIG SERIES program to find roots, extrema, derivatives, integral, graph.
Released: 2008-03-07
License: $15.00
Publisher: Numerical Mathematics
Language: English
Platform: Windows
Requirements: 800x600 display or better
Install: Install and Uninstall
Equation Plotter - EqPlot 1.3
Graph plotter program plots 2D graphs from complex equations. The application comprises algebraic, trigonometric, hyperbolic and transcendental functions. EqPlot can be used to verify the results of nonlinear regression analysis program. Graphically Review Equations: Equation graph plotter gives students, teachers, engineers and researchers the power to graphically review equations, by putting a large number of equations at their fingertips.
Released: 2007-12-03
Last Updated: 2008-06-23
License: $15.00
Publisher: Institute of Mathematics and Statistics
Language: English
Platform: Windows
Requirements: None
Install: Install and Uninstall
Scientific Calculator - ScienCalc 1.3
ScienCalc is a convenient and powerful scientific calculator. ScienCalc calculates mathematical expression. It supports the common arithmetic operations (+, -, *, /) and parentheses. The program contains high-performance arithmetic, trigonometric, hyperbolic and transcendental calculation routines. All the function routines therein map directly to Intel 80387 FPU floating-point machine instructions.
Released: 2007-12-03
Last Updated: 2008-06-23
License: $15.00
Publisher: Institute of Mathematics and Statistics
Language: English
Platform: Windows
Requirements: None
Install: Install and Uninstall
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