NUMBER SYSTEMS/ BASE CONVERTER by Divakar Roy

Convert a number between different number systems-hex,oct,bin,dec. (symbolic math, convert, change)

NUMBER SYSTEMS BASE CONVERTER

[e,factor]=div2(a)

b=str2num(a)

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)

Mathematical Modeling with MATLAB Products - webinar demo files by Dan Doherty

Demo files from March 10, 2011 webinar titled 'Mathematical Modeling with MATLAB Products' (surface fitting, global optimization, mupad)

animateCrane(sol)

combinedEffect(x, y, IC50A, IC50B, alpha, n)

createSurfaceFit(opioid, sedative, tetany)

Curvilinear Coordinates by Howard Wilson

Programs are presented which use symbolic math, curvilinear coordinates, and tensor concepts. (aerospace, aeronautics, aerodef)

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

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

[X,Y,Z]=elipcyl0(eta,psi,z)

convolution by Alireza LIAGHAT

convolution using symbolic mathematics (convolution, symbolic math)

convolution.m

Mathematica Symbolic Toolbox for MATLAB--Version 2.0 by Ben Barrowes

A symbolic toolbox for MATLAB based on Mathematica. (matrix, matrices, matlab)

testscript.m

Symbolic Matrix by Zachary Danziger

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

symMat(dims,Mname,type)

Gaussian Derivate by michael scheinfeild

example uses symbolic math for presenting 2-d Gaussian filter and 2nd derivate of the filter (gaussian, gaussian derivate, symbolic math)

test_sym.m

SYMBMATMAKE by Richard Hindmarsh

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

symbmatmake(vn,m,n)

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)

sym2str by Martin Lawson

Converts symbolic variables to matlab strings using array opperations. (symbolic math, symbolic variables, mathematics)

sym2str(sy)

ddt by Gijs van Oort

Calculate time derivative as a function of state and input variables of a (nonlinear) dynamic system (symbolic math, time derivative, symbolic toolbox)

ddt(of, n,state,dstate,f,u)

Fourier Series Tool by Suresh Kumar Gadi

Draw function (signal) plot by giving furier coefficents for complex exponential (fourier series, function, signal)

submition(varargin)

Polynomial functions analysis with Symbolic Math and GUIDE by Constantin Drabo

A software for polynomial functions analysis (symbolic math, guide, mathematics)

fonction_analyse.m

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)

Figure out residue of a function of complex variable by Pu Ke

Try to figure out all residues of corresponding singular point (symbolic math, residue, function)

res=myrese(exprz,z)

SYM2POLYS by Mukhtar Ullah

Improved version of Sym2Polys (by Paul Godfrey). (symbolic math, symbolic coefficients, multivariate polynomi...)

sym2polys(p,x)

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)

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

fulldiff.m by Tim Jorris

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

dout=fulldiff(varargin)

scm by Reinaldo Mauricio do Nascimento

Robotic Manipulator Kinematics (symbolic math, manipulating robot, dh parameters)

geo(a,b)

h2j(H,v,o)

hrx (c,o)

JDEC2HEX by Michael Kleder

Uses Java to convert arbitrary length decimal to hex (for nonnegative integers) (symbolic math, decimal, hex)

h=jdec2hex(d)

JHEX2DEC by Michael Kleder

Arbitrary length hex to decimal conversion. (conversion, decimal, hexadecimal)

c=jhex2dec(h)

3D/2D vector field plotter by Rentian Xiong

This function can plot both 3D and 2D vector field based on the input symbolic expression ... (vector field plot, 2d, symbolic math)

vectline(f,crdaxis,crdrange)

DIRDIFF by Mukhtar Ullah

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

dirdiff(X,f,p)

Lucas.m by David Terr

Given a nonnegative integer n, return the nth Lucas number. (symbolic math, lucas number, fibonacci number)

Lucas(n)

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)

GeneralizedFibonacci.m by David Terr

GeneralizedFibonacci(n,a,b) returns the generalized Fibonacci number. (symbolic math, fibonacci number, generalized fibonacci...)

GeneralizedFibonacci(n,a,b)

EPRIMES by Michael Kleder

Find the first n-digit primes in consecutive digits of e. (symbolic math, primes, consecutive digits)

eprimes

ISPR - Use Java to determine arbitrarily large probable primes by Michael Kleder

Use a Java to rapidly determine whether an arbitrarily large positive integer is a prime (symbolic math, probable, prime)

q=ispr(varargin)

Sym2Polys by Paul Godfrey

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

sym2polys(s,x)

fromcfrac.m by David Terr

Returns the number with the given continued fraction expansion. (symbolic math, contined fraction, number)

fromcfrac( a )

cfrac.m by David Terr

cfrax(x,n) returns the first n terms in the contined fraction expansion of x. (symbolic math, contined fraction, first)

cfrac(x,n)

partitiontable.m by David Terr

Given a nonnegative integer n, compute a table of the unrestricted partition function p(m) for m<=n. (symbolic math, partition function, nonnegative)

partitiontable(n)

Fibonacci.m by David Terr

Given an integer n, return the nth Fibonacci number. (fibonacci number, fibonacci optimizatio..., return)

Fibonacci(n)

binomial.m by David Terr

This program computes the binomial coefficient C(n,m). (binomial coefficient, nonnegative, symbolic math)

binomial(n,m)

MinkowskiQM.m by David Terr

Given x from 0 to 1, compute ?(x), where ? is the Minkowski question mark function. (minkowski question ma..., continued fraction, symbolic math)

MinkowskiQM(x)

tau.m by David Terr

Given a nonnegative integer n, tau(n) is the Ramanujan tau function of n. (symbolic math, ramanujan tau functio..., modular)

tau(n)

sigma.m by David Terr

Given nonnegative integers k and n, sigma(k,n) is the sum of the kth powers of the divisors of n. (symbolic math, divisor, factor)

sigma(k,n)

factor2.m by David Terr

factor2(n) returns the prime factorization of n as a k by 2 matrix. (symbolic math, factor, divisor)

factor2( n )

Solve the Range of Values by wu dachuan

Solve the range of values. (symbolic math, range of values, quadratic)

rov(a,b,c,x1,x2)

SYMPOLY2SYM by Tim Farajian

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

SymPoly2Sym(F,Dexp,MaxCtr)

Switching Function Generator by Gus Lott

Given a truth table, this function creates boolean switching functions. (symbolic math, boolean, switching function)

varargout=sfcn(varargin)

routh.m by Edmundo Rivera-Santos

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

RA=routh(poli,epsilon);