--- a/scripts/specfun/log2.m
+++ b/scripts/specfun/log2.m
@@ -1,15 +1,15 @@
 ## Copyright (C) 1995, 1996  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.
@@ -45,7 +45,7 @@
   elseif (nargout == 2)
     ## Only deal with the real parts ...
     x = real (x);
-    ## Since log (0) gives problems, 0 entries are replaced by 1.  
+    ## Since log (0) gives problems, 0 entries are replaced by 1.
     ## This is corrected later by multiplication with the sign.
     f = abs (x) + (x == 0);
     e = (floor (log (f) / log (2)) + 1) .* (x != 0);