Using Analytical Tools to Gain Insight and Speed-up Num. Analysis in MATLAB & Symbolic Math Toolbox by Deepak

files from the webinar (symbolic, eigenvalues, poles)

JetThrust(t)

Mass(time, rocketStartTime, engineOffTime)

aerodynamicDrag(v)

Equations of motion to state space by michael arant

Converts set of equations of motion (symbolic format) into state space matrices (x_dot = A*x + B*u) (state space, symbolic, equation of motion)

eom2ss(eq,x,dx,U)

eom2ss_symbolic_example1(s)

eom2ss_symbolic_example1(s)

Numerical Inverse Laplace Transform by Tucker McClure

Numerical approximation of the inverse Laplace transform for use with any function defined in "s". (inverse laplace trans..., laplace, talbot)

Examples of Numerical Approximation of the Inverse Laplace ...

euler_inversion(f_s, t, M)

euler_inversion_sym(f_s, t, M, P)

Symbolic Autocorrelation by Atul Ingle

Autocorrelation of a vector of symbolic variables (symbolic, autocorrelation)

sym_autocorr(seqLen)

Symbolic Discrete Delta Function by Atul Ingle

Discrete delta function for symbolic operations (discrete delta, symbolic)

symIndicator(o1, o2, varargin)

Display symbolic expression in web browser. by Joerg Buchholz

CUTE(EXPRESSION) displays the symbolic (or string) EXPRESSION in the standard web browser. (display, symbolic, latex)

cute (expression)

ODE Tutorial Demo by Andrew Knyazev

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

ODEtutorial.m

Improving MATLAB® performance when solving financial optimization problems by Sri Krishnamurthy

Jorge Paloschi,PHD and Sri Krishnamurthy,CFA May 2011, http://www.wilmott.com/magazine.cfm (optimization, finance, symbolic)

OptimizationWithSymbolicToolboxDemo()

vectorize(s)

Convert inline to symbolic by Héctor Corte

Convert an inline function into symbolic so you can use symbolic operators like diff() or jacobian() (diff, inline, simulation)

inline2sym.m

Syms to TF Conversion by Crystal Nassouri

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

syms2tf(G)

Circuit Analysis Toolbox by John McDermid

The circuit analysis toolbox allows you to perform an AC analysis of a circuit. (ac analysis, gain, branch current)

[cirDesc,refNode,notes,file]=input_file(varargin)

[nodeList,refNodeNew]=node_list(cirDesc,refNode)

cirDescNew=edit_desc(cirDesc)

Lagrange polynomial by Ernesto Momox Beristain

Lagrange form of the interpolation polynomial (interpolation, lagrange, polynomial)

coefficient(x,y,L)

show_polinterp(x,y)

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

Substitute Expressions in Matlab by Shaminda Subasingha

Substitute parts of a equation (mathematical expression). Helpful in simplifying long expressions. (statistics, optimization, symbolic)

SYMBMATMAKE by Richard Hindmarsh

Makes a subscripted symbolic matrix . (symbolic math, symbolic, subscripted)

symbmatmake(vn,m,n)

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

The fourth lecture in a series on using MATLAB in undergraduate physics courses. (simulation, oop, object oriented progr...)

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

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

LorentzAttractor

improved coeffsort by Balavelan Thanigaivelan

sorts coefficients of single variable polynomial (symbolic, coefficients, polynomial)

coeffsort(CoefVctr,SymPwrVctr,SortSym)

Symbolic Hessian Evaluator by Brad Ridder

For a symbolic input function f, returns the symbolic Hessian matrix. A real time saver imho -_- (hessian, matrix, optimization)

hessian(f,varlist)

Symbolic form of Chebisev polinomial by Árpád Tóth

This function returns the symbolic form of Chebisev polinomials. (approximation, interpolation, chebisev)

y=chebisevonec(n)

z=chebisev(n)

Latex Figure Output by Brent Lewis

Given a value, array, equation or array of equations. This program will output to a figure of desir (symbolic math, latex figure, array)

latex_figure(A,digit,windowsize)

fulldiff.m by Tim Jorris

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

dout=fulldiff(varargin)

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)

coeffsort by Star Strider

Reformats coeffs output to conform to MATLAB conventions for polynomial expression and evaluation. (symbolic, coeffs, polynomials)

coeffsort(CoefVctr,SymPwrVctr,SortSym)

DIRDIFF by Mukhtar Ullah

Directional derivative (symbolic math, directional derivativ..., symbolic)

dirdiff(X,f,p)

SYMBMAT by Mukhtar Ullah

subscripted symbolic matrix (SYMBMATMAKE vectorized) (symbolic math, symbolic, vector)

symbmat(ch,m,n)

GeneralizedLucas.m by David Terr

GeneralizedLucas(n,a,b) returns the generalized Lucas number with index n and parameters a and b. (symbolic math, lucas number, generalized lucas num...)

GeneralizedLucas(n,a,b)

Sym2Polys by Paul Godfrey

Symbolic version of the sym2poly function. (coefficient, polynomial, poly2sym)

sym2polys(s,x)

SYMPOLY2SYM by Tim Farajian

Similar to poly2sym but can handle symbolic coefficients and indeterminate variables. (symbolic math, sym, symbolic)

SymPoly2Sym(F,Dexp,MaxCtr)

routh.m by Edmundo Rivera-Santos

Returns the symbolic Routh array given a polynomial. (routh, routn, symbolic math)

RA=routh(poli,epsilon);