rook pivoting by Leslie Foster

LURP: Gaussian elimination with rook pivoting using efficient Fortran and MATLAB mex code (rook pivoting, lu factorization, rook)

lurp_install

lurp_test(tol,m)

lurp_test_SJ(tol,nsamples)

Matrix Inverse using LU factorization by Dirk-Jan Kroon

Example code LU decomposition with partial pivoting, also forward substitution, and Matrix inverse. (inverse, matrix inverse, lu decomposition)

Ainv=MatrixInverse(A)

C=TriangleBackwardSub(U,b)

C=TriangleForwardSub(L,b)

trilin by Felipe G. Nievinski

Facilitates the reuse of matrix factorizations in large dense linear algebra problems. (linear algebra, cholesky, inv)

chol2(varargin)

cputime_res

cputime_tol

LU factorization with complete pivoting. by Nick Henderson

An implementation of algorithm 3.4.2 from Matrix Computations. (linear algebra, lu, factorization)

lucp(A,tol,pm_opt)

LINFACTOR: uses LU or CHOL to factorize a matrix, or previously computed factors to solve Ax=b by Tim Davis

A simple M-file to solve Ax=b using LU or CHOL. (inv, lu, linsolve)

linfactor (arg1, arg2)

lintest (A,b)

lintests

Rank revealing lu decomposition by Pawel Kowal

calculates rank revealing lu decomposition (linear algebra, lu, rank revealing)

getRank(version,L,U,tol);

null_lu(A)

demo_rrlu.m

Null space of a sparse matrix by Pawel Kowal

calculates null space and range of a rectangular sparse matrix (sparse matrix, null space, linear algebra)

luq(A,do_pivot,tol)

spspaces(A,opt,tol)

demo.m

Custom 2D Gauss by Thomas Dideriksen

Generates a customized 2D gauss (gauss 2d gaussian ell..., lu)

customgauss(gsize, sigmax, sigmay, theta, offset, factor, c...

Rank-2 update to LU Factorization by Greg von Winckel

Solve an LU-factorized system with rank-2 update. (linear algebra, rank2, update)

x=lurank2(L,U,u1,v1,u2,v2,b)

Gauss Triangularization Method by Anthony Zaganas

The vector of pivot elements during LU is formed for special matrices and equivalent ones. (linear algebra, gauss, complete)

ColumnArrayInfo.m

determine(varargin)

loadgmtdlg(varargin)