LAI by Erwin Torreao Dassen

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

LAI

Oblique Subspace Decomposition by Josh Carmichael

Given subspace bases H and S, this finds their oblique projections. (oblique, projection, subspace)

proj2Obliq(H,S)

LU factorization of a square matrix using Crout's algorithm by Mazhar Iqbal

function provide LU factors to solve a linear system. (linear algebra, matrix decomposition)

[L U]=LU_Crout(A)

Totally Unimodular by Robert

Checks if a matrix is totally unimodular (determinantlinear alg..., determinant, linear algebra)

tu(A)

Fast Reduced Row Echelon Form by Armin Ataei

A much faster version of MATLAB's RREF (linear algebra, frref, rref)

frref(A,tol,type)

Linear Algebra Package by Brian Moore

Implements many common linear algebra functions in completely self-contained MATLAB code. (matrix theory, eigenvalue computatio..., linear algebra)

myArnoldi(mat,varargin)

myCholesky(mat,varargin)

myCompanionMatrix(c)

block diagonal representation by David Holdaway

Converts a matrix into a cell array of different sized matrices that make up the blocks. (mathematics, matrix multiplication, block diagonal)

blkdiagconv( matform,blocksizes )

circlefit3d - fit circle to three points in 3d space by Johannes Korsawe

Calculate center, radius and plane of circle that passes through three given points (circle, 3d, fit)

circlefit3d(p1,p2,p3)

Multi-preconditioned GMRES by Tyrone Rees

An extension of GMRES which allows the use of multiple preconditioners. (linear algebra, gmres, preconditioning)

mpgmres(A,b,P,type_in,tol,maxits,x0,varargin)

test_mpgmres.m