--- a/scripts/statistics/base/probit.m
+++ b/scripts/statistics/base/probit.m
@@ -1,27 +1,27 @@
 ## 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. 
-## 
+## 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.
 
 ## For each component of p, return the probit (the quantile of the
 ## standard normal distribution) of p.
-  
+
 ## Written by KH <Kurt.Hornik@ci.tuwien.ac.at> on 1995/02/04
 ## Description:  Probit transformation
 
 function y = probit (p)
-  
+
   if (nargin == 1)
     y = stdnormal_inv (p);
   else
@@ -29,4 +29,3 @@
   endif
 
 endfunction
-  
\ No newline at end of file