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view toolbox/jordbloc.m @ 3:d24a00dabdc2 draft

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Added first test and Makefile after figuring out how to!!! Also removed fontconfig rubbish created by a bug in my GNU/linux system. Note: review E.B. Davies's paper "Approximate Diagonalization" for tricky diagonalization problems.
author Antonio Pino Robles <data.script93@gmail.com>
date Fri, 15 May 2015 20:24:25 +0200
parents 8f23314345f4
children
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function J = jordbloc(n, lambda)
%JORDBLOC  Jordan block.
%          JORDBLOC(N, LAMBDA) is the N-by-N Jordan block with eigenvalue
%          LAMBDA.  LAMBDA = 1 is the default.

if nargin == 1, lambda = 1; end

J = lambda*eye(n) + diag(ones(n-1,1),1);