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changeset 72:2d480148756b

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[project @ 1993-08-30 14:44:35 by jwe]
author jwe
date Mon, 30 Aug 1993 14:44:35 +0000
parents ca37b3c9d066
children f3c9042fd609
files scripts/linear-algebra/qzhess.m
diffstat 1 files changed, 4 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/linear-algebra/qzhess.m
+++ b/scripts/linear-algebra/qzhess.m
@@ -1,5 +1,7 @@
 function [aa, bb, q, z] = qzhess (a, b)
 
+# Usage: [aa, bb, q, z] = qzhess (a, b)
+#
 # Compute the qz decomposition of the matrix pencil (a - lambda b)
 #
 # result: (for Matlab compatibility):
@@ -11,6 +13,8 @@
 #
 # Algorithm taken from Golub and Van Loan, Matrix Computations, 2nd ed.
 
+# Written by A. S. Hodel (scotte@eng.auburn.edu) August 1993.
+
   if (nargin != 2)
     error ("usage: [aa, bb, q, z] = qzhess (a, b)");
   endif