Mercurial > octave-nkf

diff scripts/control/system/is_sample.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
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--- a/scripts/control/system/is_sample.m	Thu Nov 08 01:09:44 2007 +0000
+++ b/scripts/control/system/is_sample.m	Thu Nov 08 02:29:24 2007 +0000
@@ -28,6 +28,10 @@
 
 function out = is_sample (Ts)
 
+  if (nargin != 1)
+    print_usage (); 
+  endif
+
   out = (isscalar (Ts) && (Ts == abs (Ts)) && (Ts != 0));
 
 endfunction