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updated 6 hours 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 6 days ago

Propagation of Uncertainty by Brad Ridder

Returns the propagated uncertainty in a function F imparted to it from its variables (uncertainty, error, propagation)

PropError(f,varlist,vals,errs)

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updated 9 days ago

Fuzzy T-S Modeling by Michael

A fuzzy T-S Modeling App in three different languages. (nonlinear systems, modeling, takagi sugeno)

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updated 9 days ago

HPF - a big decimal class by John D'Errico

High precision floating point arithmetic, a new class written in MATLAB (hpf, multiple precision, big decimal)

Demo script for my High Precision Floating point decimal

hpf_regression_testing

DefaultDecimalBase(DBaseNew)

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updated 13 days ago

Compressed Differentiation by Oren

The package differentiates symbolic multivariate functions fast and efficiently (jacobian, mixed derivatives, symmetric)

[derivs,uncomp]=compderivs(f,x,order)

test_compderivs.m

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updated 18 days ago

Lower Upper Complex NUmber by Adilson Batista

Solve linear system with complex number (mathematics, complex, linear algebra)

dec_LUx_PB_complex.m

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updated 19 days ago

Triangle/Ray Intersection by Jaroslaw Tuszynski

Fast vectorized triangle/ray intersection algorithm (computer graphics, intersection, ray)

TriangleRayIntersection

Tutorial and tests of TriangleRayIntersection function

PointInsideVolume(point, faces, vertices)

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updated 26 days ago

fulldiff.m by Timothy Jorris

Symbolically computes full derivative wrt time using chain rule and time variables. (symbolic math, full, derivative)

dout=fulldiff(varargin)

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updated 1 month ago

Fitting quadratic curves and surfaces by Levente Hunyadi

Fit ellipses, ellipsoids and other quadratic curves and surfaces to noisy data. (parameter estimation, quadratic curves, quadratic surfaces)

ang2rot(phi, theta, psi)

circlefit(x,y)

eigsm(A,B)

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updated 1 month ago

Complex fsolve by Leonidas Georgopoulos

Computes numerically complex solutions of a system of equations (complex, imaginary, optimisation)

[cfsol fsol fval exitflag output jacob ]=cfsolve(funhandl...

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updated 2 months ago

RLC circuit demo bundle by Mischa Kim

Analyze the RLC series circuit using different modeling approaches and with hardware (teaching, experiments, hardware)

RLC_AnalogDiscovery.m

RLC_nonlinear.m

RLC_symbolic.m

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updated 2 months ago

getROOT by abhilashdbire

Finds root using NUMERICAL METHODS in GUI (roots of transcendent..., newtonraphson method, secant method)

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updated 3 months ago

FELICITY by Shawn Walker

Finite ELement Implementation and Computational Interface Tool for You (mathematics, finite element method, modeling)

Coarse_Square_Codim_1()

CompareFiles(File1,File2)

Convert_Interp_script_to_MEX(Main_Dir,Iscript,MEX_FileName)

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updated 4 months 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 4 months ago

Mult&T by Franklin Pineda

Realizations and Control of Multivariable Linear Systems. (control design)

[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 5 months ago

Dynamical Systems with Applications using MATLAB 2e by Stephen Lynch

MATLAB, Simulink and MuPad files to accompany the second edition of the book. (binary oscillator com..., fractals, differential equation...)

Program_6c(~)

Programs_18a

Programs_18b

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updated 5 months ago

EnsembleControlCrane.zip by Nathan

Example of ensemble control using an overhead crane model (ensemble control, crane, uncertain parameters)

[input]=CalculateInputCrane(n,k,start,final,Ad,Bd,theta_e...

CreateMovie.m

EnsembleControlCrane.m

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updated 6 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 6 months ago

Parallel Implementation of the Picard Iteration For Linear BVP PDEs by Darin Koblick

Parallel Picard Iteration for a Linear Hyperbolic BVP PDE (pde, hypberbolicsecond ord..., hyperbolic pde)

parPicardPDESolver(N)

seqPicardPDESolver(N)

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updated 6 months ago

A Fully Automated Flowgraph Analysis Tool for MATLAB by Marko Neitola

A handy signal flow graph analysis tool for exploring transfer function(s) of a given system. (flowgraph, flow graph, transfer function)

flow_tf(flwfilename)

out=find_params(TFS,HS)

flowdemo.m

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updated 6 months ago

RGDS_Practical_Guide by Daniel/Ronald

MATLAB routines for the book: "Development of Innovative Drugs via Modeling with MATLAB". (simulation, pharmaceutical, simulink)

AUC

CTSbasics.m

DDEconst

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updated 6 months ago

EnsembleControlMassSpring.zip by Nathan

Simple example of ensemble control using a mass-spring model. (ensemble control, mass, spring)

[input]=CalculateInput(n,k,start,final,Ad,Bd,nominaleps)

EnsembleControlMassSpring.m

MassSpring

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updated 6 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 7 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 months ago

Pade Approximant of a trunctated series by Nate

For a truncated power series, this lightweight code gives a Pade Approximant. (pade approximant)

f=PA(B0,B,J,L)

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updated 7 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 7 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 8 months ago

GUI for "Newton's Method Done Right" by Barry Loper

Demonstrates Newton's method of solving a system of nonlinear equations (newton, roots)

NewtonDemoGUI(varargin)

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updated 8 months ago

Designing a controller for an Inverted Pendulum - hebrew by Roni Peer

Designing a controller for an Inverted Pendulum - hebrew (inverted pendulum, control, design)

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updated 8 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 9 months ago

Thrown Ball Simulation by Sulaymon Eshkabilov

Simulation models of TENNIS ball in VACUUM & AIR with & without spin by Sym MATH, ODEx, Simulink (odes, simulationsimulink mo...)

RUN_all.m

TENNIS_Ball

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updated 9 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 10 months ago

beam pattern by Partha Pratim Basumallick

analyses the pattern of a beam (image processing)

beampattern.m

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updated 11 months ago

Optimization in MATLAB: An Introduction to Quadratic Programming by Seth DeLand

Files used in "An Introduction to Quadratic Programming" Webinar (optimization, quadratic programming, nonlinear optimizatio...)

Hess(in1)

calculateValue(s0,price,inFlow,turbFlow,spillFlow,C2A,n)

createPlots(turbFlow,spillFlow,inFlow,price,s0,C2A,n)

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updated 11 months ago

Application of MATLAB Symbolic Math Engine Toolbox in Deriving Mathematical Equations by sofia yousuf

An example of how to use MATLAB for Deriving Mathematical Equations (symbolic math engine, derivation of mathema...)

derivation.m

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updated 11 months ago

Orthogonal Designs With Maximal Rates by Pourya Alinezhad

a code for producing orthogonal codes used in wireless networks. (wireless, code)

comp.m

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updated 11 months ago

MatLab Solutions: "Introduction to Digital Signal Processing: A Computer Laboratory Textbook". by Ilias Konsoulas

These files are the MatLab solutions of exercises contained in the above DSP lab textbook. (dsp, digital signal proces..., discrete fourier tran...)

AD_DA(x,Xmin,Xmax,Levels)

conv_DHT(x,y)

conv_DHT2(x,h)

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updated 11 months ago

Symbolic Matrix by Zachary Danziger

Creates a matrix composed of properly indexed symbolic elements. (mathematics, linear algebra, symbolic math)

symMat(dims,Mname,type)

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updated 12 months ago

ensemble kalman filter by dwight nwaigwe

This program uses the ensemble kalman filter to estimate a system's state. (ensemble kalman filte..., kalman filter, state estimation)

ensemblekfilter(f,h,x_tr,x_ini,w,z,num_iterations)

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updated 12 months ago

Friction Factor from Moody Diagram by Taesam Lee

Estimate Friction Factor instead obtaining from Moody Diagram (solve)

fout=Moody_Diagram_f_Est(Para,Category)

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updated 12 months ago

Multi-dimensional polynomial evaluation by Yi Sui

Multi-dimensional polynomial evaluation (polynomial)

poly_nd(order,varargin)

v=polyval_nd(p,order,varargin)

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updated 1 year ago

Convert a symbolic expresion to a vector by Luis Erasmo Miranda

convert a symbolic expression to a vector with length of the number of terms of the expression (symbolic, vector, convert)

R=sym2vec(r)

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updated 1 year ago

Propagation process under various fading distributions in cellular networks by H. P. Keeler

Demonstrates SINR, SIR, and other quantities are invariant under arbitrary fading. (simulation, modeling, wireless)

PropProcess.m

PropProcessInhom.m

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updated 1 year ago

International Space station live track by Sherif

Tracking the internation space station at any time (aerospace, mathematics, orbital mechanics)

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updated 1 year ago

evalit.m v3 (Jul 2013) by Carlos Adrian Vargas Aguilera

Evaluates a mathematical expression and rounds it accordingly to the error propagation theory. (error propagation, significant figures, precision)

evalit.m

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updated 1 year ago

Richardson Extrapolation by Ehsan Behnam

It computes the derivative of a function based on the Richardson extrapolation. (richardson extrapolat..., derivative of a funct..., tyler series)

richardson_based_derivative(eq, x0, n, h)

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updated 1 year ago

Applications of Chaos and Nonlinear Dynamics in Engineering - Vol. 1 by Stephen Lynch

Lynch files to accompany the book. (modeling, simulink, mathematics)

sys=Hopf_System(~,x)

xdot=Chem(~,x)

xdot=Duffing(t,x)

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updated 1 year ago

Newton form for interpolating polynomials by Ehsan Behnam

newton_interpolation.m provides a simple tool for interpolating any function. (interpolation, newton polynomial, divided difference)

newton_interpolation(eq, degree, interval, verbose)

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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 1 year ago

LAI by Erwin Torreao Dassen

A linear algebra over the integers package based on layered lattices. (mathematics, lattices, linear algebra)

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