comparison scripts/special-matrix/wilkinson.m @ 12639:4d777e05d47c stable

doc: Review and update documentation for "Matrix Manipulation" chapter. * matrix.txi, arrayfun.m, blkdiag.m, fliplr.m, flipud.m, logspace.m, postpad.m, prepad.m, randi.m, repmat.m, rot90.m, rotdim.m, shiftdim.m, sortrows.m, vech.m, xor.m, hadamard.m, hankel.m, hilb.m, invhilb.m, magic.m, pascal.m, rosser.m, sylvester_matrix.m, toeplitz.m, vander.m, wilkinson.m, bsxfun.cc, find.cc, lookup.cc, rand.cc, tril.cc, data.cc, arrayfun.m, blkdiag.m, fliplr.m, flipud.m, logspace.m, postpad.m, prepad.m, randi.m, repmat.m, rot90.m, rotdim.m, shiftdim.m, sortrows.m, vech.m, xor.m, hadamard.m, hankel.m, hilb.m, invhilb.m, magic.m, pascal.m, rosser.m, sylvester_matrix.m, toeplitz.m, vander.m, wilkinson.m, bsxfun.cc (bsxfun), find.cc (find), lookup.cc (lookup), rand.cc (rand, randn, rande, randg, randp), tril.cc (triu), data.cc (all, any, horzcat, vertcat, cat, permute, ipermute, ones, zeros, eye, linspace, resize, reshape, issorted, diff): Improve docstrings
author Rik <octave@nomad.inbox5.com>
date Sun, 01 May 2011 08:55:15 -0700
parents e4a1ede4e832
children 3a2f28c08fbd
comparison
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19 ## -*- texinfo -*- 19 ## -*- texinfo -*-
20 ## @deftypefn {Function File} {} wilkinson (@var{n}) 20 ## @deftypefn {Function File} {} wilkinson (@var{n})
21 ## Return the Wilkinson matrix of order @var{n}. Wilkinson matrices are 21 ## Return the Wilkinson matrix of order @var{n}. Wilkinson matrices are
22 ## symmetric and tridiagonal with pairs of nearly, but not exactly, equal 22 ## symmetric and tridiagonal with pairs of nearly, but not exactly, equal
23 ## eigenvalues. 23 ## eigenvalues. They are useful in testing the behavior and performance
24 ## of eigenvalue solvers.
24 ## 25 ##
25 ## @seealso{hankel, vander, sylvester_matrix, hilb, invhilb, toeplitz, 26 ## @seealso{rosser, eig}
26 ## hadamard, rosser, compan, pascal}
27 ## @end deftypefn 27 ## @end deftypefn
28 28
29 ## Author: Peter Ekberg 29 ## Author: Peter Ekberg
30 ## (peda) 30 ## (peda)
31 31