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diff toolbox/jordbloc.m @ 2:c124219d7bfa draft

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Re-add the 1995 toolbox after noticing the statement in the ~higham/mctoolbox/ webpage.
author Antonio Pino Robles <data.script93@gmail.com>
date Thu, 07 May 2015 18:36:24 +0200
parents 8f23314345f4
children
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolbox/jordbloc.m	Thu May 07 18:36:24 2015 +0200
@@ -0,0 +1,8 @@
+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);