
ndCurveMaster was designed to find optimum equations to describe empirical data using a regression method. ndCurveMaster is the first and only program to find the ideal equation to allows the auto fitting of an unlimited number of input variables, for example: y= a0 + a1*x1^(11) + a2*x3 + a3*x5^3 + a4*[ln(x8)]^3 + a5*[exp(x1*x4)]^(2) + a6*x1*x8^2 + a7*ln(x2*x6) + a8*x2*x3*x4. ndCurveMaster uses heuristic techniques for curve fitting.

MultiplexCalc is a multipurpose and comprehensive desktop calculator for Windows. It can be used as an enhanced elementary, scientific, financial or expression calculator. It embodies generic floatingpoint routines, hyperbolic and transcendental routines. MultiplexCalc contains more than 100 mathematical functions and constants to satisfy your needs to solve problems ranging from simple elementary algebra to complex equations. Its underling implementation encompasses high precision, sturdiness and multifunctionality.
MultiplexCalc also has the unlimited ability to extend itself by using userdefined variables. You can add your own variables to MultiplexCalc in order to convenience your work. Any instance of a formula can be parsed once, and calculated many times with different variable values.
MultiplexCalc is an indispensable calculator designed for math teachers, scientists, engineers, university and college faculty and students, financiers and other professionals.
MultiplexCalc features include ...

EqPlot 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:
EqPlot gives engineers and researchers the power to graphically review equations, by putting a large number of equations at their fingertips. Up to ten equations could be plotted at the same time, so that intersections and domains could be studied visually.
Understandable and convenient interface:
A flexible work area lets you type in your equations directly. It is as simple as a regular text editor. Annotate, edit and repeat your graphings in the work area. You can also paste your equations into the editor panel.
Example of mathematical expression:
5.22  (2 * x) + square(x) + power(x;3) + power(2.55;4)  logbaseN(4;6.25)
Save your work for later use into a text or graphic file. Comprehensive online help is easily accessed within the program.
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DesktopCalc is an enhanced, easytouse and powerful scientific calculator with an expression editor, printing operation, result history list and integrated help. DesktopCalc gives students, teachers, scientists and engineers the power to find values for even the most complex equation set.
DesktopCalc uses Advanced DAL (Dynamic Algebraic Logic) mechanism to perform all its operation with the builtin 38digit precision math emulator for high precision.
DesktopCalc combines fast "justoneclick" interface with broad set of functions. It was designed as a tool that is convenient for both elementary and scientific calculator. DesktopCalc features include the following:
* Possibility to enter mathematical formulas as with a keyboard as with builtin buttonpanels.
* Scientific calculations  unlimited expression length
* Syntax highlight of math expression and proper operator precedence
* Parenthesis compatible
* Scientific notation
* Calculation range:
 maximal positive number: 1 ...

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 nonlinear functions.
DataFitting performs true nonlinear regression analysis, it does not transform the function into a linear form. As a result, it can handle functions that are impossible to linearize such as:
y = (a  c) * exp(b * x) + c
Quickly Find the Best Equations that Describe Your Data:
DataFitting gives students, teachers, engineers, researchers and other professionals the power to find the ideal model for even the most complex data, by putting a large number of equations at their fingertips. It has builtin library that includes a wide array of linear and nonlinear models from simple linear equations to high order polynomials.
Graphically Re ...

CompactCalc is an enhanced scientific calculator for Windows with an expression editor. It embodies generic floatingpoint routines, hyperbolic and transcendental routines. Its underling implementation encompasses high precision, sturdiness and multifunctionality. With the brilliant designs and powerful features of CompactCalc, you can bring spectacular results to your calculating routines.
CompactCalc features include the following:
* You can build linear, polynomial and nonlinear equation set. You are not limited by the size or the complexity of your mathematical expressions.
* Scientific calculations and unlimited expression length.
* Parenthesis compatible and unlimited nesting for expression.
* Accurate result display  features up to 24 digits after the decimal point for scientific calculations.
* Calculation range (1.79E308, 2.22E308).
* Comprehensive documentation.
* CompactCalc has almost hundred of physical and mathematical constants built in, which can be easily accessed and used in ...

ScienCalc is a convenient and powerful scientific calculator. ScienCalc calculates mathematical expression. It supports the common arithmetic operations (+, , *, /) and parentheses.
The program contains highperformance arithmetic, trigonometric, hyperbolic and transcendental calculation routines. All the function routines therein map directly to Intel 80387 FPU floatingpoint machine instructions.
Find values for your equations in seconds:
ScienCalc gives students, teachers, scientists and engineers the power to find values for even the most complex equation set. You can build equation set, which can include a wide array of linear and nonlinear models for any application:
*Linear equations
*Polynomial and rational equations
*Nonlinear exponential, logarithmic and power equations
*Predefined mathematical and physical constants
Understandable and convenient interface:
A flexible work area lets you type in your equations directly. It is as simple as a regular text editor. Annotate, edit ...

InnoCalculator is a multipurpose and comprehensive desktop calculator for Windows. Its underling implementation encompasses high precision, sturdiness and multifunctionality. With the brilliant designs and powerful features of InnoCalculator, you can bring spectacular results to your calculating routines. It contains more than hundred mathematical functions and physical constants to satisfy your needs to solve problems ranging from simple elementary algebra to complex equations.
InnoCalculator also has the unlimited ability to extend itself by using userdefined variables. You can add your own variables to InnoCalculator in order to convenience your work. Any instance of a formula can be parsed once, and calculated many times with different variable values.
Features include:
 Ease of use
 Comprehensive documentation
 Unlimited customizable variables
 Linear, polynomial and nonlinear equation set can be built
 Scientific calculations and unlimited expression length
 Parenthesis compatible ...

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.
Fit thousands of data into your equations in seconds:
CurveFitter gives scientists, researchers and engineers the power to find the ideal model for even the most complex data, including equations that might never have been considered. You can build equation set which can include a wide array of linear and nonlinear models for any application. Its stateoftheart data fitting includes the following capabilities:
*Any userdefined equations of up to nine parameters and eight variables.
*Linear equations.
*Nonlinear exponential, logarithmic and power equations.
*A 38digit precision math emulator for properly fitting high order polynomials and rationals.
G ...

Relief valve sizing calculator mainly carries out calculations based on equations specified by American petroleum institute. The equations allow engineers to size relieve devices that can be used for different industrial applications

ThesesAssistDrawer is a small, yet reliable tool that can help you configure the layout of your paper, thesis or science article. The application offers a set of shortcuts to creating quick captions or crossreferences for pictures, tables or equations. This program is compatible with Microsoft Word 2007/2010/2013.

The SciLab CAPEOPEN Unit Operation is a CAPEOPEN compliant unit operation implementation for which the calculations can be entered in SciLab and solved using Scilab solvers. Can be used in CAPEOPEN compliant process simulators that support version 1.1 thermodynamics. Requires Scilab installation. Free of charge for academic and noncommercial use.

The Excel CAPEOPEN Unit Operation is a unit operation implementation for which the calculations can be entered in Microsoft Excel. It will allow you to create an Excel workbook that defines the equations for calculating a unit operation, and use it in a CAPEOPEN compliant simulation environment that supports CAPEOPEN version 1.0 or 1.1 thermodynamics.

Heat duty calculator is a free software to help with computing the sensible heat duty and the latent heat transfer rate, the calculator uses the equations stated in the article available at WeBBusterZ Engineering Articles website. This article titled "How to calculate the heat duty". The software can accept input in SI Units or English Units of measurement. The flow rate can be specified by volume or mass flow.

Size a gas/liquid orifice plate using ISO5167 (2003) International standard and Crane's Flow of Fluids through Valves equation 3.22, Fittings and Pipes, calculate the mass flow rate require for a certain orifice size and plot a profile chart of various mass flow rates vs orifice size. The software can be used to size orifice plates / square edge orifices. Generate a Ms Excel based Engineering data sheet of results or print a summary....etc.

Quadratic equation has the form ax2 + bx + c = 0. It will generally have two solutions; that is, two different values of x that make the equation true. It can happen that both solutions are the same number, and it is possible that the solutions will be complex or imaginary numbers. To use this software, type in values for a, b, and c in the boxes below, and press the Solve for X button.

Longing for a refreshing mathematical challenge? Take the Geometry Quiz now and see how quickly you can get the answers! Your goal in this game is to calculate and solve all given questions as quickly as possible. In each question you will be given a figure, and you need to calculate the angle represented by algebra. The time limit of answering the question will be displayed by the bar above the figure. When you have found the answer, you can use

Math, financials, stats, combinative, dates, y=f(x), series, units and calendars conversions, geometry, pi, Fourier, Taylor, Gamma, Bessel, Bernoulli, Fisher, prime numbers, fractionations, equations, electricity, chemistry, molar masses, currencies. Divx Bitrate Calculator. Advanced astronomy and simulations 3d, physical and chemical Constants. Games: gravitation, billiards, calculations, tetris, quotations.

SysInfoTools for OpenOffice Math Recovery software recover data from documents created with OpenOffice math. SysInfoTools OpenOffice Math Recovery tool used by those provider which provide many recovery service. SysInfoTools for OpenOffice Math Recovery software scan data from corrupt, damage or inaccessible ODF files which are corrupted due to various reasons such as virus attack, software crash, improper shut down, power failure etc and recover those data.
SysInfoTools for OpenOffice Math Recovery software rebuild data such as Formulae, equations, text formatting, page orientation, page layout, Unicode characters and entire data which exists in ODF files and created a new working ODF file at user defined location and save recovered data to new working ODF files. SysInfoTools for OpenOffice Math repair demo version recovers corrupt ODF file and show the maximum repaired content of the ODF file. Saving function is disable in demo version. To save the repaired content of corrupt ODF file purchase the full ve ...

Can do lots of operations on real and complex matrices and can be programmed to do programs that manipulate matrices.
Operations include inverse, determinants, solve system of equations,LU factorization,QR decomposition,Eigen values,Rank and much more

As part of the Kingsoft Office Suite 2012, Kingsoft Writer 2012 is a powerful and userfriendly word processing program. It is fully compatible with all Microsoft Word, and it can process Microsoft Word files and save documents as various file formats including .doc, .docx, .txt, etc. formats that means you can easily transfer office documents between Microsoft Word and Kingsoft Writer. Moreover, it also comes packed with a number of useful features, providing for everyday needs such as creating and editing document, document decoration, inserting cliparts or pictures, creating columns and tables; to the more advanced business needs such as mail merging, crossreference function, Equation Editor, etc.
In addition, this new version increased and improved several functions as follows:
An improved builtin PDF converter to help you to convert Kingsoft Writer files as PDF files.
It adds a spellcheck feature which can automatically check spelling to proofread your assignment.

As part of the Kingsoft Office Suite 2012, Kingsoft Writer 2012 is a powerful and userfriendly word processing program. It is fully compatible with all Microsoft Word, and it can process Microsoft Word files and save documents as various file formats including .doc, .docx, .txt, etc. formats that means you can easily transfer office documents between Microsoft Word and Kingsoft Writer. Moreover, it also comes packed with a number of useful features, providing for everyday needs such as creating and editing document, document decoration, inserting cliparts or pictures, creating columns and tables; to the more advanced business needs such as mail merging, crossreference function, Equation Editor, etc.
In addition, this new version increased and improved several functions as follows:
An improved builtin PDF converter to help you to convert Kingsoft Writer files as PDF files.
It adds a spellcheck feature which can automatically check spelling to proofread your assignment.

In this game you will be given a number of equations and you need to solve them as quickly as possible. You can enter the answer by clicking the number buttons on the screen or by pressing the number keys on the keyboard.

AutoAbacus is a powerful equation solving library that finds solutions to equation sets with a snap. A set of equations can be passed in as text, while AutoAbacus attempts to find a solution that satisfies all constraints. The equations are not limited to be only linear, but can also be polynomial or include arbitrary functions.

Geotechnical engineers can use this software for daytoday analysis and calculations. Database of formulas include common correlations such as Cc, Cs, CBR, Es, etc as well as massvolume relations and formulas. All formulas with their equations are presented in NovoFormula and user can add new equation. Report and export to Excel features are available.