The hypercomplex number library by Martin V.

The code implements the library for hypercomplex numbers. It uses the Cayley-Dickson construction. (mathematics, algebra, complex number)

Hypercomplex(A)

npermr by Antonio Trujillo-Ortiz

Permutation coefficient. (statistics, mathematics, algebra)

npermr(n,r)

ncombr by Antonio Trujillo-Ortiz

Combination coefficient. (statistics, mathematics, algebra)

ncombr(n,r)

quadforms by Giampiero Campa

Convert quadratics from Homogeneous to Center form and back. (mathematics, geometry, algebra)

E=c2h(Q,c)

[Q,c]=h2c(E)

Algebraic Manipulation of Random Variables (Numerical) by Aaron Swan

Numerically approximate the PDF of a combination of the random variables X and Y. (probability, cdf, pdf)

transRV(jointXY,C,opp,n,varargin)

Multiple matrix multiplications, with array expansion enabled by Paolo de Leva

Multiplying matrices, vectors, or scalars contained in two N-D arrays, with array expansion enabled. (arraylab, singleton expansion, vector)

arraylab13(a,b,d1,d2)

arraylab131(a,b,d1,d2)

arraylab132(a,b,d1,d2)

newt by Gabriel Frangakis

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

newt(er,varargin)

Vector algebra for arrays of any size, with array expansion enabled by Paolo de Leva

Multiple dot, cross, and outer products, cross divisions, norms, normalizations, projections, etc. (linear algebra, projection, algebra)

cross2(a, b, idA, idB)

crossdiv(varargin)

dot2(a, b, idA, idB)

EliminateConstraints by Andrew Jackson

Eliminates variables from a problem with linear equality constraints to give an unconstrained proble (linear algebra, contraint, linear)

[C,d]=eliminateConstraints(A,b)

Defining Cartesian Reference Frames based on Point Positions by Paolo de Leva

Versatile algorithm defining Cartesian reference frames based on the positions of at least 3 points (mechanical modeling, cartesian coordinate ..., reference frame)

ARF(P, segname, side, varargin)

footBAF(HEEL, MET1, MET5, MET2, side, varargin)

frame(a, b, axis1, c, axis2, dim)

A Proposal for the Resolution of the Lyapunov Matrix Equation. by Cosme Rafael Marcano-Gamero

These m-files allow us to get the solution of A'P+PA=-Q, Lyapunov matrix equation. (linear algebra, lyapuniv matrix equat..., secon stability metho...)

Chinese Remainder Theorem for Polynomials by Sundar Krishnan

Verifies the Chinese Remainder Theorem for Polynomials (of "congruence") (linear algebra, chinese remainder the..., polynomials)

[ c_soln_Poly, Gk_Poly, ...

Alternative Mathematics using MATLAB 7 by Gunnar Backstrom

Self-instructive text on undergraduate algebra, statistics, differential and integral calculus. (algebra, statistics, physics)

F=expexp(V);

F=expexpn(V);

F=fcosl(T, n, L);