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diff scripts/control/util/zgscal.m @ 7125:f084ba47812b

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[project @ 2007-11-08 02:29:23 by jwe]
author jwe
date Thu, 08 Nov 2007 02:29:24 +0000
parents a1dbe9d80eee
children b01db194c526
line wrap: on
line diff
--- a/scripts/control/util/zgscal.m
+++ b/scripts/control/util/zgscal.m
@@ -34,6 +34,10 @@
 
 function x = zgscal (a, b, c, d, z, n, m, p)
 
+  if (nargin != 8)
+    print_usage ();
+  endif
+
   ## initialize parameters:
   ## Givens rotations, diagonalized 2x2 block of F, gcg vector initialization