Generate Test Matrices for Numerical Experiments


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Documentation for package ‘gallery’ version 1.0.0

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binomial_matrix Create binomial matrix
cauchy_matrix Create Cauchy matrix
chebspec Create Chebyshev spectral differentiation matrix
chebvand Creating Vandermonde-like matrix for the Chebyshev polynomials
chow Creating singular Toeplitz lower Hessenberg matrix
circul Create circulant matrix
clement Create Clement tridiagonal matrix with zero diagonal entries
compar Create comparison matrix 'A'
cycol Create matrix 'A' whose columns repeat cyclically
dorr Create Dorr matrix
dramadah Create anti-Hadamard matrix 'A'
fiedler Create Fiedler matrix
forsythe Create Forsythe matrix or perturbed Jordan block
frank Frank matrix of order 'N'
grcar Create Toeplitz matrix with sensitive eigenvalues
hanowa Hanowa matrix
invol Involutory matrix (a matrix that is its own inverse)
jordbloc Create Jordan block matrix
lauchli Create Lauchli Matrix
lehmer Create Lehmer matrix
leslie Create Leslie population model matrix
minij Symmetric positive definite matrix 'MIN(i,j)'
spdiags Create sparse diagonal matrix
tridiag Create sparse tridiagonal matrix