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updated 4 months ago

ODE Solver through Galerkin Method by Marcos Cesar Ruggeri

This program solves Ordinary Differential Equations by using the Galerkin method. (differential equation..., ode, galerkin)

[approx,exac,err]=odegalerkin(poly,bc,n)

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updated 4 years ago

Linkage Solver by Jedediah Frey

Solves for two unknowns in a mechanical linkage system. (four bar linkage, four bar, mechanical systems)

[delta_u1,delta_u2,n]=delta_function_static(varargin)

[unknown1,unknown2]=fivebar(link1,alpha1,link2,alpha2,lin...

m_function=delta_function_writer(unknown1,unknown2,n_links)

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updated almost 2 years ago

Teaching Numerical Gradients and Hessians by Brendan Wood

Simple, well-commented Matlab code to demonstrate how to take numerical derivatives and Hessians. (teaching, learning, derivative)

fun(X, NFV)

num_grad(func, X, NFV, h)

num_hess(func, X, NFV, h)

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updated 2 years ago

Symbolic reduction of block diagrams and signal flow graphs by Carlos M. Velez S.

Symbolic reduction of block diagrams and signal flow graphs using Sysmbolic Math Toolbox. (block diagram, signal flow graphs, control)

Block_diagram_reduction.m

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updated 1 year ago

Comparing different methods to solve an Inverted Pendulum problem by Roni Peer

A simple reporting tool that shows how you can model an inverted pendulum in a few methods. (report, comparison, mupad)

Dynamics of a Single Link

example_syms.m

SLSingleLink

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updated 18 days ago

Express_as_exponential_series by David H

Converts a symbolic expression S to the form S = sum_{k=1}^N c_k exp(b_k*t) (symbolic, exponential, series)

express_exp_series(S,t,remove_dupe)

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updated 5 years ago

Steepest descent method by Bapi Chatterjee

It solves an optimization problem by steepest descent method. (optimization, finance, steepest descent)

steepestdescent.m

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updated 5 years ago

DFP quasi Newton method by Bapi Chatterjee

It solves an optimization problem by DFP quasi Newton method. (optimization, finance, quasi newton)

quasi_newton_dfp.m

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updated 4 years ago

SDamala Toolbox by Angélica María Atehortúa Labrador

Dynamical systems Toolbox, for simulation and analysis dynamical systems deterministic (dynamical systems, mathematics, phase portrait)

About(varargin)

TC_bifur

[T,Res]=tc_explyapunov(f,to,dt,tf,ystart,ioutp)

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updated 4 months ago

Christoffel symbols and geodesics, symbolic model by Ninetrees

Uses MATLAB symbolic processor to produce symbols (symbolic, christoffel symbols, geodesic)

Christoffel_symbols_and_geodesics_0100_M2011a.m

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updated 7 years ago

MATLAB in Dynamics by Jordan Tonchev Jordanov

Companion Software for "MATLAB with Applications in Engineering Research" (matlab in dynamics, dynamics, differential equation...)

LAGRE2.m

LAGREN.m

dinp

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updated 8 years ago

Hybrid Symbolic and Numerical Simulation Studies of Time-fractional Order by YangQuan Chen

Matlab code to duplicate all figures in the paper, self-containing. (symbolic math, numerical inverse lap..., fractional)

[ft,t]=nilt(F,tm);

[x,f,options]=solvopt(x,fun,grad,options,func,gradc)

apprgrdn(x,f,fun,deltax,obj)

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updated 6 years ago

Result-Adaptive PID-Control improves Laserscanner Positioning by Lutz Langhans

An improved PID control with additional nonlinear terms has bee succesfully tested. (pid control, adaptive control, nonlinear control)

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updated 5 years ago

MATLAB in Physics - Symbolic Computation and Differential Equations by Matt McDonnell

The fourth lecture in a series on using MATLAB in undergraduate physics courses. (physics, demo, education)

centralPotentialODE(stateVect,charges,p,polarity,masses)

selectPathData(h,x,y,t,tSet,rangeFraction)

LorentzAttractor

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updated 5 years ago

Mult&T by Franklin Pineda

Find realizations of multivariable systems. Created for Msc. students at the UANDES and UAC. (control design, robust control, symbolic math)

[A B C D T]=hoform(Gt,W)

[A B C D]=lcfform(Gt)

[A B C D]=lmpf2ss(D1,N)

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updated 4 years ago

Syms to TF Conversion by Crystal Nassouri

Simple M file to convert Symbolic Equations/Polynomials to ZPK TF form. (syms, sym, symbolic)

syms2tf(G)

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updated 4 years ago

Newton-Raphson Method for Non-linear System of 3 variables by Jesus Hernandez

Newton Method to solve non-linear (also linear) systems of 3 variables.Very amicable (mathematics, roots)

newton3v1.m

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updated 3 years ago

Circular-Restricted Three-Body Problem (CRTBP) - Sun_Earth_Moon (using symbolic toolbox) by Nishant Gupta

Simulation the Hill’s Problem of 3-body system in MATLAB (circularrestricted th..., sun, earth)

moony(t,z)

moony2.m

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updated 2 years ago

Automatic Solution and Log Linearisation of DSGE Models by Tom Holden

Code to analytically log linearise DSGE models in Matlab. Requires the symbolic toolbox. (dsge, economics, macroeconomics)

LogLin.m

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updated 2 years ago

ODE Tutorial Demo by Andrew Knyazev

Advanced examples of using the MATLAB Symbolic Math Toolbox for Ordinary Differential Equations (ode, symbolic, movies)

ODEtutorial.m

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updated almost 7 years ago

lsqnonlinSym by Yi Cao

A wrap of lsqnonlin to get Jacobian (optimization, symbolic jacobian, nonlinear least squar...)

[v1,v2,v3,v4,v5,v6,v7]=lsqnonlinSym(funhandle,varargin)

mycon(x,a2)

myfun0(x,a1)

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updated 5 years ago

Chinese Matlab Digest: Matlab Technical Bulletin by Hong Zhang

Chinese Matlab Digest is the first matlab digest published in Chinese by www.iLoveMatlab.cn (digest, matlab digest, chinese digest)

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updated almost 4 years ago

ISFfMR Integrated Simulation Framework for Mobile Robots by Juan Camilo Gómez Cadavid

ISFfMR Integrated Simulation Framework for Mobile Robots Version 1.7 Beta (robotics, simulation, gui)

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updated 1 year ago

OPTRAGEN by Raktim Bhattacharya

Optragen is a parser which translates optimal control problems to nonlinear programming problems. (motion planning, optimal control, optimization)

createArgList(OutputSequence)

createGuess(x,hl,Xval);

createMFunction(OutputSequence,Cin,tag,ProbName,ParamList)

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updated 5 months ago

Phase Plane Analysis by Zoltán Csáti

GUI for visualizing the direction field of two coupled first order nonlinear differential equations (differential equation..., direction field, gui)

PhasePlaneAnalysis.m

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updated 8 years ago

z-transform of 1D & 2D Savitzky-Golay Smoothing and Differentiation Filter by Abdulwahab Abokhodair

z-transform of 1D & 2D Savitzky-Golay Smoothing and Differentiation Filter (filtering, filter analysis, filter design)

ztdemo

ztrans1d(h);

ztrans2d(h);

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updated almost 2 years ago

sexy by Naor Movshovitz

Display a symbolic expression in a human readable form. Extension of the built-in pretty function. (symbolic math, pretty, symolic expression)

sexy(s)

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updated 4 years ago

Create 3D-interactive HTML File from MATLAB surface by Sven Koerner

This function uses the abiliy from MuPad to create javaview-files (jvd, jvx) and html - documents. (3d, mesh, surface)

javaview(surface_handle, filename, destination, source, o...

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updated 3 years ago

Newton Method in N dimensions by Kyle Drerup

Simple implementation of Newton's method, in n dimensions, taking input of >=n equations. (newtons method, numerical analysis, root finding)

newton_n_dim(tolerance_rss,initial_estimate,sym_variables...

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updated 1 year ago

Euler–Lagrange equation by Hitoshi Takeshita

Solve Euler–Lagrange equation automatically. (euler, lagrange, plant model)

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updated 6 months ago

beam pattern by Partha Pratim Basumallick

analyses the pattern of a beam (image processing)

beampattern.m

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updated 2 months ago

Lagrange Mechanics by Peter van Alem

Simulation of double and coupled pendulum (lagrange mechanics, double pendulum)

DrawSpring2D.m

DrawSpring3D.m

CoupledPendula2D.m

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updated 10 years ago

Ardtool by Mohamed Awida

Antenna arrays design tool. (wireless, antenna array, electromagnetic waves)

Ardtool

y=array_core(h1,h2)

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updated 8 years ago

Iterated Lie Bracket by Atakan Varol

nth order iterated lie bracket for two vector fields f and g (symbolic math, lie brackets, function)

liebracket(f,g,x,n)

liebracket_demo.m

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updated 7 years ago

Equation Check by Siamak Faridani

Equation Validator for Long Equations (strings, pretty, pretty print)

eqcheck(sinp)

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updated 4 years ago

Symbolic Derivatives for Econometric Tests by Alan Weiss

How to calculate derivatives required by Econometric Toolbox tests via Symbolic Math Toolbox (symbolic, econometrics, jacobian)

symbolic_econometric_tests.m

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updated 4 years ago

secant method in nonlinear ode by Kalyan Bhattacharjee

this will find the solution of U''=k*U*U' by using taylor series 3rd order and secant method (mathematics, simulation, optimization)

math1.m

secant.m

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updated 6 months ago

7 ways of solving Initial Value Problems of ODEs in MATLAB & Simulink by Sulaymon Eshkabilov

Symbolic MATH, ODEs, MuPAD, Simulink, scripts with Euler, Adams-Moulton & Runge-Kutta methods 4 IVPs (odes)

IVP_ODEs_7ways__.m

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updated 4 months ago

Snake Robot Serpentine Motion by Ali

Implementation of a IEEE paper based robotic snake model and controller for second year uni project (modeling, robotics, control design)

Animation_ClosedLoop.m

Animation_OpenLoop.m

IEEEsnake.m

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updated almost 12 years ago

Introduction to Linear Algebra by Gilbert Strang

Companion Software (mathematics, linear algebra, theory)

BASIS(A)

addvec(v,w)

atimesv(a,v)

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updated almost 12 years ago

Computer Explorations in Signals and Systems Using MATLAB by John Buck

Companion Software (signal processing, computer exporations, signals)

X=dtftsinc(M,w)

[bc,ac]=df2cf(b,a)

[poles,zeros]=pzplot(b,a,ROC)

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updated 3 months ago

Curvilinear Coordinates by Howard Wilson

Programs using curvilinear coordinates, and tensor concepts are given. (aerospace, aeronautics, aerodef)

[R,n,bco,bcn,gco,gcn,cs1,cs2]=runmet(x,y,z,n)

[X,Y,Z]=cone0(z,t,p)

[X,Y,Z]=cylin0(r,t,z)

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updated 6 years ago

Current Transformer Burden Adequacy Calculation by Saqer Ali Khalil

GUI to calculate the adequacy for chosen CT according to the connected load & wire length (gui tools, example, current transformer)

CT_Burden(varargin)

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updated 5 years ago

Factorial of Large Numbers (>170) by Nabin S Sharma

Use of Symbolic Math Toolbox to calculate the factorial of large numbers. (numerical analysis)

fact(n)

example.m

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updated almost 5 years ago

routh stability criteria table generator by aniket awati

It checks zero in first column and zero row also. Works for all types of characteristic equations. (stability, control system)

routh()

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updated almost 4 years ago

newt by Gabriel Frangakis

This function quickly preforms Newton's method on a vector function of multiple variables. (mathematics, newton, method)

newt(er,varargin)

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updated almost 3 years ago

Constitutive Models of Linear Viscoelasticity with Laplace Transform by Jaroslav Vondrejc

The program computes compliance and relaxation function. (laplace transform, constitutive models, viscoelasticity)

[G]=gauss(A)

kronecker(A,B)

viscoelasticity(B)

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updated 11 years ago

MATLAB 6.5 - Fundamentos de Programacao by Elia Matsumoto

MATLAB 6.5 - Fundamentos de Programacao (matlab 65 fundamentos..., portuguese, matlab)

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updated almost 9 years ago

Widely Used Programming Environments in Electrical Engineering: MATLAB by Lorand Szabo

This book was written to help electrical engineers to use MATLAB for computations and visualization. (matlab, matrix operations, 2d)

cond_front=ffront(ya,yb)

f=def_funct(t,t1,a1,t2,a2,a3)

t=sincos(x,y)

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updated 2 years ago

Least Squares Curve Fitting by Muhammad Tauha Ali

Graphical interfacing of least squares (plotted curves, data, polynomial)

curve_fitting(varargin)

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