Chemical Equilibrium Equations
Quad Genius Pro is an interactive java-based graphical software designed by me at IIT Guwahati for school students of classes sixth to ninth to help them solve quadratic and linear equations and learn through the process.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 360.57 KB | Download (54): Quad Genius Pro Download |
Open Babel is a chemical toolbox designed to speak the many languages of chemical data. It's an open, collaborative project allowing anyone to search, convert, analyze, or store data from molecular modeling, chemistry, solid-state materials, biochemistry, or related areas. * Ready-to-use...
Platforms: Windows, Mac, *nix, C/C++, BSD
License: Freeware | Download (53): Open Babel Download |
A program designed to solve equations. Features: Find roots, Find extremums, Calculate integral, Calculate derivative, Find local maximum/minimum, Draw graph, Save results to text & html, Free of charge. Requires: Microsoft .NET Framework 2.0.
Platforms: Windows
License: Freeware | Size: 238 KB | Download (53): 7math Download |
attempt to create a nice and well-working 2D simulation game using exlusively Lagrangian equations of motion. The first one of the ongoing series is a 2D motocross game similar to X-Moto, ActionSupercross and such.
Using Lagrangians in games is not a well documented thing, but it allows to...
Platforms: Windows, Mac, BSD, Linux
License: Freeware | Size: 26.95 KB | Download (53): Lagrange_Motocross Download |
MEYERFUN Calculates Pd for non-coherent pulse integration. It uses the equations in the appendix of "Radar Target Detection-Handbook of Theory and Practice" by Daniel P. Meyer and Herbert A. Mayer to calculate the threshold and probability of detection for the five standard Swerling cases....
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (53): Meyer & Mayer Probability of Detection Calculator Download |
A pH Calculator, a Virtual Titrator, a Real Titration Data Analyzer, a Distribution Diagram Generator - that's CurTiPot, the all-in-one freeware to learn, teach and work with chemical equilibrium of acids, bases, salts and buffers at home, classroom, interactive "dry lab", routine or research...
Platforms: Windows
License: Freeware | Size: 784 KB | Download (52): CurTiPot Acid-Base pH and Titration Download |
This is a nonlinear system of differential and algebriac equations, that describe the dynamics of a continuous bioreactor. The bioreactor simulates the production of ethanol through yeast fermentation. The model is described in:Z. K. Nagy, Model Based Control of a Fermentation Bioreactor using...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (52): Yeast Fermentation Bioreactor for Ethanol Production Download |
It estimates the Newton Raphson optimization procedure for (m) unknowns of (n) non-linear equations. In case no Jacobian vector is presented, then the initial Jacobian vector is estimated by Broyden Method (multivariate secant approach) and it is then updated using the Sherman Morrison...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (52): Newton Raphson Optimization Procedure Download |
We use a batch column with four theoretical plates to separate a binary mixture of water and methanol at 1 bar. Temperature and concentration profiles versus time are obtained for a reflux ratio equal to 10. In addition, the total moles in the still and distillate are plotted versus time. This...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (52): Separation of a water-methanol mixture using a four stage batch distillation column Download |
KLatexFormula is an easy-to-use graphical application for generating images (that you can drag and drop, copy and paste or save to disk) from LaTeX equations.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 3.08 MB | Download (52): KLatexFormula Download |
The programs compute the bifurcation diagram for the cubic map and a realistic population dynamics model. The value of parameter r, when the cycle of period three appears, is indicated. As expected, for higher values of r, we observe chaotic behaviour. Both models are given in the problems?...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (52): Bifurcation Diagram for the cubic map and a realistic model for population dynamics Download |
The two programs computes residue curve maps for the methyl acetate and isopropyl acetate chemistries at atmospheric pressure. These calculations involve solving a complex system of differential algebraic equations (DAEs). This can be readily achieved using the built-in function of MatLab,...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): Residue Curve Map for Homogeneous Reactive Quaternary Mixtures Download |
LibreOffice is the free power-packed Open Source personal productivity suite for Windows, Macintosh and Linux, that gives you six feature-rich applications for all your document production and data processing needs: Writer, Calc, Impress, Draw, Math and Base. Support and documentation is free...
Platforms: Linux
License: Freeware | Size: 144 MB | Download (51): LibreOffice for Linux Download |
fMath Editor - Cute Editor plugin is the best math editor to create and edit equations on web. It has more than 20000 symbols to display and a rich interface. The formula can edited by interface or in MathML or in LaTeX. And is free of charge to use and to distribute.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 12.13 MB | Download (51): fMath Editor - Cute Editor Plugin Download |
CDL provides a generic C++ framework to write algorithms for the calculation of molecular descriptors. CDL provides efficient substructure search, fingerprints and pharmacophore algorithms, and many more for the calculation molecular descriptors.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 721.5 KB | Download (51): Chemical Descriptors Library (CDL) Download |
This can be used for finding the linearly independent equations derived from Kirchhoff's second law.It finds a set of fundamental cycles that correspond to linearly independent circuit conservation equations. Requirements: - MATLAB 7.8 or higher
Platforms: Windows, Mac, *nix, Matlab, BSD Solaris
License: Freeware | Download (51): Cyclebasis Download |
The Mogi [1958] model allows to calculate analytic solution for surface deformation due to a point source in an elastic half-space. This model is widely used to simulate ground deformation produced by local perturbation like volcanic magma chamber. It computes displacements, tilt and strain in a...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): Mogi: point source in elastic half-space Download |
SPHERE_RCS calculates the exact RCS for a perfect sphere of given diameter, using the Mie series solution, given by equations 4-19, 4-16, and 4-17 in section 4.2 of "Radar Cross Section," by Eugene F. Knott, John F. Shaeffer, and Michael T. Tuley (c1985 Artech House).
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (51): Sphere RCS Download |
gOpenMol is a tool for the visualization and analysis of molecular structures and their chemical properties. The program uses Tcl/Tk scripting engine and can thus be easily extended without modifying the kernel code. gOpenMol can also be extended by writing extensions using sharable objects...
Platforms: *nix
License: Freeware | Size: 28.24 MB | Download (51): gOpenMol Download |
Real-time fractals allow exploring of fractals by real-time zooming, panning and rotating. Output is rendered either by GDI or by OpenGL. Fractal equations are written in C# and can changed at run-time.
Platforms: *nix
License: Freeware | Size: 51.2 KB | Download (51): Real-time Fractals Download |