Search Results for "equations" - Page 2

3 levels density matrix simulation. Currently it enables you to get time solvetions for three-level systems. It's generates files with time solvetions for density matrix. In the future It will solve multilevel atomic system on MPI.

Sempy is a Python package for the solution of partial differential equations using the spectral element method.

Charybdis is a Python-driven set of applications for solving partial differential equations on irregular domains.

This is a set of Python classes that can be used to simulate dynamic multi-body systems. It used to be a project for studies. Now it is not being worked on anymore, but it is completely GPLized.

OpenVLAB is an open source integrated framework for the numerical simulation of fluid flows (CFD) based on the resolution of Navier-Stokes equations. It is designed for analysis, design & optimization on airfoils, wings, wind-turbine, and much more..

Anmech is a tool for symbolic calculations and mathematical modelling using Matlab. Its main functions are automated derivation of equations of motion of mechanical systems and derivation of system of differential equations with numeric parameters.

Web-based dynamic system modeling tool for online nonpoint pollution, hydrology, and water supply planning. Supports HSPF, CEQUAL and GWLF. Web Hydrology Object model is object oriented, with user definable equations, linkages and remote data queries.

Modyna is an open source application to model dynamic systems and simulate their behaviour. Modyna lets you define a system visually. It automatically builds the equations to simulate the systems behaviour. Simulation results are shown as graphs.

Moved to Google Code, see http://code.google.com/p/pythonequations/downloads/list

RENCO is a C++ based software for automatic generation of ordinary differential equations for gene and protein expression dynamics in artificial regulatory networks.

a library which i hope to write to compute high precision aerodynamic and electrodynamic equations

This project is a collection of FreeFEM++ scripts used to find numerical solutions of the free-surface incompressible Navier-Stokes equations. The boundary interpolations from a moving mesh are suitable for applying surface tension boundary conditions

This program simulates the performance of the supersonic continuous wave chemical laser by solving 2D-system of Navier-Stokes equations in slender-jet approximation that includes multi-component diffusion, non-equilibrium chemical reactions and radiation

Ordinary Differential Equation (ODE) solver for Tcl. Handles both stiff and non-stiff sets of equations; does time-evolved initial value problems and root finding. Based on the popular Lawrence Livermore solver LSODE.

FSEM is a set of freeFEM++ scripts and C++ code to solve the drift-diffusion (DD) semiconductor device equations by the finite element method (FEM). It was initially developed for the nonlinear study of semiconductors under high optical injection.

PredatorPreySimulation is a graphical Java application for simulating a predator prey ecosystem using the Volterra-Lotka equations.

Octave interface to the finite elements library Libmesh. Under the scientific interpreted language Octave, Octmesh allows using the Libmesh characteristics for the numerical simulation of partial differential equations on serial and parallel platforms.

OpenFlower is a free and open source CFD code (for Linux and Windows) mainly intended to solve the turbulent incompressible Navier-Stokes equations with a LES approach. It can deal with arbitrary complex 3D geometries with its finite volume approach.

SimED is a user-friendly Differential Equation simulation software. It can integrate numerically ODEs (Ordinary Differential Equations) using several methods, plot time and phase-space diagrams for variables, and interactively choose initial conditions.

Freeode is a compiler for the SIML programming language. It is a specialized language to solve differential equations. The compiler creates a python program that uses Numpy and Scipy to do the numerical computations.

...A dedicated function exports orbits as .xyzv Celestia files. b) a perturbations toolbox that allows to numerically assess the effect of arbitrary perturbations by integrating Gauss equations. Atmospheric drag, Sun pressure and J2 gravity potential are implemented. c) a rendez-vous and docking module that uses Clohessy-Wiltshire equations to optimize rendez-vous and docking maneuvers, assess the effect of the target's gravity field and analyze the effect of position and velocity uncertanties. d) a Simulink ADCS simulator with a focus on control law design.

Integrates the Vlasov-Maxwell equations in three dimensions for multiple particle species and arbitrary physical geometries.

HyperSim is a Navier-Stokes and Maxwell equations solver. It use the same method-"finite volume" to solve fluid and electromagnetic field. This technique could sharing the same mesh for simulation and make the multi-discipline optimization design possi