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Highlights from
The Matrix Computation Toolbox

• adsmax(f, x, stopit, savit, P... ADSMAX Alternating directions method for direct search optimization.
• augment(A, alpha) AUGMENT Augmented system matrix.
• cholp(A, piv) CHOLP Cholesky factorization with pivoting of a positive semidefinite matrix.
• chop(x, t)
• cod(A, tol) COD Complete orthogonal decomposition.
• cpltaxes(z) CPLTAXES Determine suitable AXIS for plot of complex vector.
• dual(x, p)
• fv(B, nk, thmax, noplot)
• gep(A, piv) GEP Gaussian elimination with pivoting: none, complete, partial or rook.
• gersh(A, noplot)
• gfpp(T, c) GFPP Matrix giving maximal growth factor for Gaussian elim. with pivoting.
• gj(A, b, piv)
• gqr(A, B, partial) GQR Generalized QR factorization.
• gs_c(A) GS_C Classical Gram-Schmidt QR factorization.
• gs_m(A) GS_M Modified Gram-Schmidt QR factorization.
• ldlt_skew(A) LDLT_SKEW Block LDL^T factorization for a skew-symmetric matrix.
• ldlt_symm(A, piv) LDLT_SYMM Block LDL^T factorization for a symmetric indefinite matrix.
• ldlt_sytr(A) LDLT_SYTR Block LDL^T factorization for a symmetric tridiagonal matrix.
• lse(A, b, B, d, method) LSE Solve the equality constrained least squares problem.
• makejcf(n, e, m, X) MAKEJCF A matrix with specified Jordan canonical form.
• matrix(k, n) MATRIX Test matrices accessed by number.
• matsignt(T) MATSIGNT Matrix sign function of a triangular matrix.
• mdsmax(fun, x, stopit, savit,... MDSMAX Multidirectional search method for direct search optimization.
• nmsmax(fun, x, stopit, savit,... NMSMAX Nelder-Mead simplex method for direct search optimization.
• pnorm(A, p, tol, prnt)
• poldec(A) POLDEC Polar decomposition.
• ps(A, m, tol, rl, marksize)
• pscont(A, k, npts, ax, levels... PSCONT Contours and colour pictures of pseudospectra.
• rootm(A,p)
• rschur(n, mu, x, y) RSCHUR An upper quasi-triangular matrix.
• see(A, k)
• seqcheb(n, k) SEQCHEB Sequence of points related to Chebyshev polynomials.
• seqm(a, b, n) SEQM Multiplicative sequence.
• show(x) SHOW Display signs of matrix elements.
• signm(A) SIGNM Matrix sign decomposition.
• skewpart(A) SKEWPART Skew-symmetric (skew-Hermitian) part.
• sparsify(A, p) SPARSIFY Randomly set matrix elements to zero.
• strassen(A, B, nmin) STRASSEN Strassen's fast matrix multiplication algorithm.
• strassenw(A, B, nmin) STRASSENW Strassen's fast matrix multiplication algorithm (Winograd variant).
• sub(A, i, j)
• symmpart(A) SYMMPART Symmetric (Hermitian) part.
• trap2tri(L) TRAP2TRI Unitary reduction of trapezoidal matrix to triangular form.
• treshape(x,unit) TRESHAPE Reshape vector to or from (unit) triangular matrix.
• vand(m, p) VAND Vandermonde matrix.
• vecperm(m, n) VECPERM Vec-permutation matrix.
• Contents.m
• mctdemo.m
• readme.m
• View all files