Mathematis Solve Differential

This programs gives solution of 2nd order differential equation with variable coefficients by Rayleigh Ritz method using linear interpolation

MATLAB in Physics is a four lecture series in MATLAB that is offered to first year physics undergraduate students. This lecture shows how to use MATLAB to simulate physical systems using a range of methods. Projectile motion is analysed using the Symbolic Math Toolbox, then more complicated...

Analysis and simulation of orbits in the circular-restricted three-body problem (CRTBP), where primary and secondary bodies move in circular orbits about the common center of mass, and effect of gravitational attraction of the smallest body are ignored. The applications described here are for...


Platforms: Matlab

Basic example for beginners, that shows how to solve the differential equation through S-Function****************DIFFERENTIAL EQ. SOLUTION THROUGH S-FUNCTION*********************************"Instructions for Simulink"*************************1.Goto simulink library browser and expand...


Platforms: Matlab

This tutorial shows how to use the MATLAB solver DDE23 to solve delay differential equations (DDEs) with constant delays. The solver is available in MATLAB 6.5 and later.The tutorial briefly discusses the differences between solving ODEsand DDEs, and describes the techniques used in DDE23. The...


Platforms: Matlab

FDE12 solves an initial value problem for a non-linear differential equation of fractional order (FDE).This is an implementation of the predictor-corrector method of Adams-Bashforth-Moulton described in [1]. Convergence and accuracy of the method are studied in [2]. The implementation with...


Platforms: Matlab

]In this application is descriptioned homogen-differential equations generally solutions with matlab symbolic tool's.Generally homogen-differential equation's form is (where R=[d/dx] ) sum {i=1:n} [C_(i)*R^{i}].y=0Here, firstly sub function-[regsolution.m] solving differential equation's...


Platforms: Matlab

The linear Stochastic Differential Equation (LSDE) is very widely used equation in the noise analysis of LTI circuits. It involves the input signal to be perturbed with Gaussian white noise. To find the solution statistics like mean, varaiance is a tasking job and requires full power of...


Platforms: Matlab

Occasionally I have had to solve large systems of differential equations which result in matlab running out of memory during evaluation. Odesplit breaks up the simulation period into a series of chunks to ease this problem. At each split point in the evaluation a function specified by the user is...


Platforms: Matlab

One of the fundamental motivations for feature selection is to overcome the curse of dimensionality problem. This code presents a novel feature selection method utilizing a combination of differential evolution (DE) optimization method and a proposed repair mechanism based on feature distribution...


Platforms: Matlab

This code implements a Markov chain Monte Carlo algorithm which automatically and efficiently tunes the proposal distribution to the covariance structure of the target distribution. This is achieved while maintaining the target distribution as the stationary distribution of the Markov chain. The...


Platforms: Matlab

http://simulations.narod.ru/Solve 2d wave equation with Finite Difference Method. Theory described in description.docx. Droplet put on the water surface to start waves. There is a decay in wave equation. conv2 function used for faster calculations.as_colormap.m - visualization of waves as...


Platforms: Matlab

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Platforms: PHP

The Ikeda Delay Differential Equation model shows the dynamics of a delay differential equation that depends on the value of the dynamical variable x(t) at a previous time x(t-?). Sprott shows that these systems provide elegant examples of chaos in systems that are too simple to exhibit chaos...


Platforms: Mac

The EJS Differential Galactic Rotation Model illustrates the model of galactic rotation proposed by Jan Oort in 1927. In Oort's model most of the mass of the galaxy is concentrated at the center. Stars move in circular orbits around the center, with orbital speeds that are inversely proportional...


Platforms: Mac

chemfem is a high order finite element method that can solve general partial differential equations and the reacting Navier Stokes equations in particular. Features . 2D PDE solver . Unstructured meshes . Higher order finite elements . Galerkin and Least squares, including discontinuous...


Platforms: *nix

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

The program is destined for creation, and also solution of the Japanese puzzles. With the help it it is easy to draw the puzzle or quickly to solve newspaper's or journal's puzzle. The program uses unique algorithm, which decides any puzzles (if they are solved). The program allows, as to the...


Platforms: Windows

Backup4all is an award-winning backup software for Windows. Backup4all protects your valuable data from partial or total loss by automating backup tasks, password protecting and compressing it to save storage space. Using Backup4all you can easily backup to any local or network drive, backup to...


Platforms: Windows

Simple but interesting puzzle game for all ages. Chose the image to solve and divide it to number of blocks. When you begin game image you chose will be devided to selected numbers of blocks and this blocks will be jumbled together and one block (from right bottom corner of image) marked as...


Platforms: Windows