System Of Differential Equations

A simple example for beginners in MATLAB to solve the differential eq using built in functions of differential equation solvers.Copy the files in the workspacerun "dxdt_solve"dxdt.m contains differential equation Platforms: Matlab

This is a suite of MATLAB codes to calculate effective Eckart inertias for large amplitude torsions published by Bryan M. Wong, Ryan L. Thom, and Robert W. Field in The Journal of Physical Chemistry A 110, 7406 - 7413 (2006). The Eckart inertias are obtained by solving a system of transcendental... Platforms: Matlab

This program calculates the roots of a system of non-linear equations in 2 variables. This a script file and you only have to write in the command windows ">>newton2v2", and the program ask for the functions and other elements that are necessary. What I mean "quotes" is single quotes,like this: '... Platforms: Matlab

This demo shows examples of using the MATLAB Symbolic Math Toolbox for Ordinary Differential Equations (ODE). The examples range from relatively basic to rather advanced, and are placed according to the topics, as traditionally covered in undergraduate ODE classes.The recommended use of this... Platforms: Matlab

The Generalised Adaptive Fast-Fourier Evolver (GAFFE) toolbox is a framework that greatly simplifies the solution of complex partial differential equations (PDEs) in an adaptive manner.By default both the step-size and the mesh adapt to the problem at hand to optimise the speed of execution for a... Platforms: Matlab

Solves a system of equations based on the Navier Stokes formula in three dimensions for incompressible flow. Using the three step projection method for the solution. NSPROJ includes both a serial and semi-parallel OpenMP solver routine. Platforms: Mac

The Lennard-Jones PVT System simulates a two-dimensional system of particles confined between a thermal reservoir and a piston. This computer model is designed to study the equation of state for particles interacting via a simple but realistic molecular potential that has a weak long-range... Platforms: Mac

The Hard Disk PVT System simulates a two-dimensional system of particles confined between a thermal reservoir and a piston. This computer model is designed to study the equation of state for hard disks without other interactions. Slow-moving particles are color-coded as blue and fast particles... Platforms: Mac

DOLFIN is the C++/Python interface of FEniCS, providing a consistent PSE (Problem Solving Environment) for ordinary and partial differential equations. Features * Simple, consistent and intuitive object-oriented API in C++ or Python * Automatic and efficient evaluation of finite element... Platforms: *nix

STIMATH is a high-level tool for mathematics, linear algebra, plotting and expression evaluation that can be used from any programming environment or even from a command line interface. It is an executable that takes a single argument, the name of a text file containing a series of MATLAB style... Platforms: Windows 7

20-sim is an advanced modeling and simulation package for Windows. With 20-sim you can simulate the behavior of dynamic systems, such as electrical, mechanical and hydraulic systems or any combination of these. 20-sim models may use iconic diagrams, bond graphs, block diagrams as well as... Platforms: Windows

The program is a system of finishing work calculations in dwelling and public buildings. It allows: - to order all information on project(s); - to filter entered data by some criteria.; - to change properties of any group of marked rooms; - to use formula for auto-calculation of some values... Platforms: Windows

KonstSolver is a high-performance vector and matrix library for .NET (C#, C++, and VB), thread based, 100% managed code. A parallel LU algorithm for solving dense systems of linear equations of the form Ax = b provides amazing speedup on multicore and multiprocessor computers. KonstSolver allows... Platforms: Windows

Interactive multilingual mathematics software for training problem-solving skills offers 70439 algebraic problems, a variety of appropriate techniques to solve problems and a unique system of performance analysis with methodical feedback. Included are linear, quadratic, biquadratic, reciprocal,... Platforms: Windows

SchoolBell plays sounds at specified times. It can be used to control the sound system of a school or business. Supported sound file formats are Wave, MP3 and MIDI. Different sounds can be defined for special events. Sounds can be faded out after a specific time, so standard music... Platforms: Windows

Mnemisis is a tool for learning and using what is called the 'major' system of mnemonic for remembering numbers. It involves /learning/ (sigh) a phonetic system, but after that it's time to start cramming those 20+ digit numbers into your head. Free Platforms: *nix

Laeqed is a Latex equation editor specifically targeted at producing PNG images of math equations for use on web pages. Laeqed runs wherever Java and Latex runs, i.e. Linux, Windows, Mac... The Latex equation, preamble, postamble and dvipng options are saved with the PNG as meta data. This... Platforms: *nix

AutoFEM Static Analysis provides the calculation for the stress state of structures under forces which are constant in terms of time. To date probably this is the most demanded task in the design . By using the module "Static analysis," the engineer can evaluate the allowable stresses in design... Platforms: Windows

AutoFEM Analysis is the finite element analysis software. The main feature of the system is its deep integration with AutoCAD Using AutoFEM Analysis, an AutoCAD user gets a possibility to solve the problem of finite-element modeling of various physical phenomena: Static analysis... Platforms: Windows

AutoFEM Analysis Lite is a free system of finite-element analysis. The main feature of the system is its deep integration with AutoCAD. Using AutoFEM Analysis Lite each user of AutoCAD gets possibility to solve the problems of finite-element modeling of various physical phenomena: - static... Platforms: Windows