Equation Expander

Compute the equation of time with accuracy on the order of seconds. This routine can handle multiple millenniums.Function Call With Time String:>> EQtime = EquationOfTime('2000/01/01 00:00:00');Function Call With Julian Date:>> EQtime = EquationOfTime(2451544.5);Input List:UTCjd (Coordinated...

Equation fitting (kinetic constants and other parameter estimation): - Classical model - Klimpel model - Kelsall model - Modified Kelsall model - Gamma model - Fully mixed modelAlgorithm: - constrained optimization - unconstrained (Levenberg-Marquardt) algorithmSupport for: - saving data (xls,...

Solves a common algebraic Riccati equation using Schur decomposition.This function solves an algebraic Riccati equation of the form:A'*X + X*A' - X*G*X + Q = 0,where A, G, and Q are given and X is the symmetric solution. All terms are real nxn matrices and G and Q are positive semi-definite.A...


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

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

It needs highest power and coefficients of the characteristic equation. It will also comment on stability of the system.


Platforms: Matlab

Sound speed in sea water as function of depth, temperature and salinity using nine-term Mackenzie equation


Platforms: Matlab

This example shows how to find the displacement and supply it as a shift in a custom equation.


Platforms: Matlab

unRAR, RAR Extractor, RAR Expander unRAR is an easy to use, fast rar extractor. its can help you decompress rar archive. 1. Drag and drop rar files to the dock icon to extract archive. 2. Click 'Extract archive...' to expand far files. 3. Support decompress password protected rar files. 4....


Platforms: Mac

Enter the coefficients for the Ax2 + Bx + C = 0 equation and Quadratic Equation will output the solutions and plot(if they are not imaginary).


Platforms: Matlab

In the program, we obtain equilibrium constants, compressibility factors, molar volumes and densities using the Soave-Redlich-Kwong equation of state. We find the same results as those given by Henley and Seader in Equilibrium-Stage Separation Operations in Chemical Engineering, Wiley, 1981...


Platforms: Matlab

Iterative, robust fit of the exact equation of a circle to xy data. Outliers are identified based on multiples of current standard deviation and "set aside". The interative solution proceeds until there are no remaining outliers. Returns xo,yo,R, terminal outlier criterion, and residuals vector.


Platforms: Matlab

This plugin increases the height of the category checklist meta box on the post editing screen so that all categories are shown. No more scrolling! All of your categories will be visible. If you've been frustrated by having to scroll to find the correct category, this plugin is for you. No...


Platforms: PHP

Expand all of your Twitternames @name into a Posting with the correct Link http://twitter.com/name Install : 1. Upload des Plugins in den Plugin-Ordner /wp-content/plugins/ 1. In der Plugin-Administration ihres Blogs kann nun Twitter Expander aktiviert werden. 2. Ab sofort werden alle...


Platforms: PHP

Flow past a wedge is governed by the Falkner-Skan equation. This equation admits only numerical solution, which requires the application of the shooting technique. The program plots the velocity for various wedge angles. The result obtained is in agreement with figure 8-10 in page 352 of Deen's...


Platforms: Matlab

solvePoissonSOR.m is an efficient, lightweight function that solves the Poisson equation using Successive Overrelaxation (SOR) with Chebyshev acceleration to speed-up convergence. Dirichlet boundary conditions are used to provide a unique solution.


Platforms: Matlab

Simple example of the use of the FMINSEARCH function to fit the blackbody equation to the emission spectrum of an incandescent body for the purpose of estimating its color temperature and emissivity. fitblackbody.m is the fitting function. BlackbodyDataFit.m is a script that fits a small set of...


Platforms: Matlab

In the programs, we perform flash calculations of a mixture of hydrocarbons (ethane, propane, n-butane and n-pentane) using the Rachford-Rice equation. The phi-phi method, based on the SRK equation of state, is used to compute the equilibrium constants. We also find the True Vapor Pressure. All...


Platforms: Matlab

Two mass variable equations with "Aerospace 3Dof Simple Variable Mass Blockset" are compared in a 1Dof frictionless environment. Initial conditions are given in Model Callbacks.Results showed that "Aerospace 3Dof Simple Variable Mass Blockset" uses the incorrect equation.


Platforms: Matlab

In this paper i try to associate a linear dynamical system dX/dt=AX to the PDE wave equation.So i discretize the space to step h,and set the limited develpment.it is well application also for spherical wave.J.C Willems gives good standing from ODE to PDE,and From PDe to ODE.


Platforms: Matlab