diff scripts/statistics/distributions/stdnormal_rnd.m @ 3191:e4f4b2d26ee9

[project @ 1998-10-23 05:43:59 by jwe]
author jwe
date Fri, 23 Oct 1998 05:44:01 +0000
parents
children f8dde1807dee
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/scripts/statistics/distributions/stdnormal_rnd.m	Fri Oct 23 05:44:01 1998 +0000
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+## Copyright (C) 1995, 1996, 1997  Kurt Hornik
+## 
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; either version 2, or (at your option)
+## any later version.
+## 
+## This program is distributed in the hope that it will be useful, but
+## WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+## General Public License for more details. 
+## 
+## You should have received a copy of the GNU General Public License
+## along with this file.  If not, write to the Free Software Foundation,
+## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+## usage:  stdnormal_rnd (r, c)
+##
+## Return an r by c matrix of random numbers from the standard normal
+## distribution.
+  
+## Author:  KH <Kurt.Hornik@ci.tuwien.ac.at>
+## Description:  Random deviates from the standard normal distribution
+
+function rnd = stdnormal_rnd (r, c)
+  
+  if (nargin != 2)
+    usage ("stdnormal_rnd (r, c)");
+  endif
+
+  if ( !(is_scalar (r) && (r > 0) && (r == round (r))) )
+    error ("stdnormal_rnd:  r must be a positive integer");
+  endif
+  if ( !(is_scalar (c) && (c > 0) && (c == round (c))) )
+    error ("stdnormal_rnd:  c must be a positive integer");
+  endif
+
+  rnd = randn (r, c);
+  
+endfunction