## Curve Fit Software

#### CHEMIX School 4.00Arne Standnes

CHEMIX School is an educational tool for learning chemistry. It is geared toward college-level chemistry, but is also appropriate for high-school students, chemists, and teachers. It is equipped with a periodic table containing history, 19 physical properties + number of stable isotopes, abundance, atomic mass, spin, resonance frequencies, . Free download of CHEMIX School 4.00, size 1.30 Mb.

#### Regression Analysis - DataFitting 1.7Institute of Mathematics and Statistics

DataFitting is a powerful statistical analysis program that performs linear and nonlinear regression analysis (i.e. curve fitting). DataFitting determines the values of parameters for an equation, whose form you specify, that cause the equation to best fit a set of data values. DataFitting can handle linear, polynomial, exponential, and general . Free download of Regression Analysis - DataFitting 1.7, size 2.00 Mb.

#### Regression Analysis - CurveFitter 4.5.6Institute of Mathematics and Statistics

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 . Free download of Regression Analysis - CurveFitter 4.5.6, size 3.22 Mb.

#### Easy CurveFit 3.0HAN

"Easy CurveFit" is a very easy tool to fit curve. Only three steps you should do, and you'll get the fitting curve and the needed parameters. The models include linear and nonlinear.Regressions:

1. Linear fit, y=a+bx;
3. Compound fit, y=ab^x;
4. Logatithmic fit, y=a+b*ln(x);

#### Sicyon Lite calculator 4.21SpecLabs

Sicyon is all-in-one scientific calculator for every student and professor, researcher and developer. The core of Sicyon is an expression (VBScript/JScript) calculator with features as: estimate a function using variables, user-defined functions and Sicyon objects; plot/tabulate a function; solve an equation, minimums, maximums and definite . Freeware download of Sicyon Lite calculator 4.21, size 6.43 Mb.

#### AcoustiSoft R+D 1.0.1.4AcoustiSoft Inc Ontario Canada

R D (RPlusD) is simply the best available analyzer for room acoustics measurement for the purpose of hifi sound in small and medium sized rooms available at any price.
It is as easy to operate as can be with the guiding principle of getting measurements that are : verifiable, relevant, and most importantly repeatable. . Free download of AcoustiSoft R+D 1.0.1.4, size 4.05 Mb.

#### AQUAlibrium 3 1Flow Phase Inc.

AQUAlibrium is a software package for systems containing water, hydrogen sulfide, carbon dioxide, and light hydrocarbons. It has a well-deserved reputation for being amongst the most accurate software for equilibrium calculations in these systems, especially for acid gas water systems.

Main features:
-New calculation routines

#### SRS1 Cubic Spline for Excel 2.0SRS1 Software, LLC

This is free software that adds cubic spline and linear interpolation functions to Microsoft Excel. It is simple to use because the new functions work just like all other existing Excel functions. The new functions can be used for data analysis, forecasting, and many other applications. See homepage for demos and more information. . Freeware download of SRS1 Cubic Spline for Excel 2.0, size 1.95 Mb.

#### Papertape Calculator 3.0Papertape Calculator

A full function calculator that records all entries and results to a virtual paper tape (text file). Simplifies checking of one's work and allows multiple results to be displayed simultaneously. Includes equation solving, user defined functionality, binary, octal, hex and time arithmetic, complex numbers, statistics and importation and manipulation . Free download of Papertape Calculator 3.0, size 346.03 Kb.

This Excel Addin incorporates curve fitting functionality using non-linear least square regression analysis. This is equipped with intuitive tutorials for user to start using immediately. Using user’s original Excel sheet filled with data and assigned equation, the “CurveFitter ExcelAddIn” calculates best fit parameter values with standard . Freeware download of CurveFItter ExcelAddIn 1.0, size 2.13 Mb.

#### CurveFitter 4.5.20Institute of Mathematics and Statistics

CurveFitter 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.