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diff scripts/signal/rectangle_sw.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 fd0a3ac60b0e
line wrap: on
line diff
--- a/scripts/signal/rectangle_sw.m
+++ b/scripts/signal/rectangle_sw.m
@@ -28,6 +28,10 @@
 
 function retval = rectangle_sw (n, b)
 
+  if (nargin != 2)
+    print_usage ();
+  endif
+
   retval = zeros (n, 1);
   retval(1) = 2 / b + 1;