Solve Linear Systems

Nonlinear state estimation is a challenge problem. The well-known Kalman Filter is only suitable for linear systems. The Extended Kalman Filter (EKF) has become a standarded formulation for nonlinear state estimation. However, it may cause significant error for highly nonlinear systems because of... Platforms: Matlab

Linear programming environment that incorporates large-scale linear programs solver and easy, intuitive graphical user interface to specify, import and solve any type of constrained optimization problems arising in various industrial, financial and educational areas. Optimization problems are... Platforms: Windows

Solve systems of 2 to 9 linear equations. Select STEP mode to see step by step process plus explanation of Gauss-Jordan elimination. In-Line help. Platforms: Windows

This script allows you to run a linear equations solver using eval and built-in complex numbers.One could add one more line to insert '*' where needed, i.e. "100x" -> "100*x", add some input validation, in particular check whether the equation is actually linear and not quadratic or cubic, and... Platforms: Windows, Mac, *nix, Python, BSD Solaris

GloptiPoly is a MATLAB/SeDuMi add-on to build and solve convex linear matrix inequality (LMI) relaxations of the (generally non-convex) global optimization problem of minimizing a multivariablepolynomial function subject to polynomial inequality, equality or integer constraints.The software... Platforms: Matlab

The conjugate gradient method aims to solve a system of linear equations, Ax=b, where A is symmetric, without calculation of the inverse of A. It only requires a very small amount of membory, hence is particularly suitable for large scale systems.It is faster than other approach such as Gaussian... Platforms: Matlab

Software described in and associated with the paper"Numerical algorithms and issues concerning the discrete-time optimal projection equations for systems with white parameters", Proceedings UKACC International Conference on Control '98, 1-4 Sept. 1998, University of Swansea, UK, Vol. 2,... Platforms: Matlab

Function to solve the Minimum Perfect Matching on non-biparite graphs problem using Integer linear programming.Returns vector of matched indices and cost of the match. Requires symmetric adjacent matrix of even rank. function [ indices, cost ] = min_perfect_matching( G )Function _requires_... Platforms: Matlab

This toolbox implements the methods of [1] and [2] to design H-infinity controllers for linear spatio-temporally invariant, or multidimensional (MD), systems. Utilities are also provided for the following types of operations on MD systems:1. System description (MD systems are specified via a... Platforms: Matlab

It is document introduction to application of simulink block to cardiac PDE VI1 of systems PDe of 2 coupled non linear PDE. Platforms: Matlab

symsolvesimulv2.m can be easily adapted to solve more equations but as it stands it will solve 2 unknowns in 2 non-linear equations (can be linear too or a mixture).Big change: It now has data input integrity checking.At the MATLAB command-line prompt you run the 'symsolvesimulv2' m-file function... Platforms: Matlab

This M-file is designed to compute a Linear Quadratic optimal output feeback controller for discrete-time systems. Platforms: Matlab

MATLAB fsolve is frequently used to solve nonlinear algebraic equation systems. This utility makes it simple. User enters initial guesses and equations. The equations will be solved automatically after user clicks the Run button. Residual values are also displayed for user to judge the quality of... Platforms: PHP

Program for solving non-linear, and linear, equation systems in which you write the equations and the program solves them numerically. It includes a data base with thermodynamical properties and also a symbolic engine. Basically the program is an open source clone of the EES-Engineering Equation... Platforms: Mac

Ro3n is a simple Qt application designed to solve mathematical equations - linear as well as quadratic. Platforms: *nix

Gives you the power to shop for home theater systems online. Plex Home Theater Systems has provided an easy way to shop for hundreds of home theater products such as plasma televisions, lcd tvs, projectors and projector screens, hdtvs and awesome speakers. 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

Proc::BackOff::Linear is a generic module meant to be directly inherited from and then modified by overloading the calculate_back_off object method. SYNOPSIS Usage: use Proc::BackOff::Linear; my $obj = Proc::BackOff::Linear->new( { $slope => 5, x => count, b => 0 ); # sequence would be... Platforms: *nix

Math::Polynomial::Solve is a Perl module to find the roots of polynomial equations. SYNOPSIS use Math::Complex; # The roots may be complex numbers. use Math::Polynomial::Solve qw(poly_roots); my @x = poly_roots(@coefficients); or use Math::Complex; # The roots may be complex numbers.... Platforms: *nix

Linear Interpolation Calculator is a free solution that gives you the possibility to interpolate between values to arrive to the correct intermediate result. Linear interpolation has many uses usually in steam tables to find the unknown value. Platforms: Windows