--- a/inst/catmullrom.m
+++ b/inst/catmullrom.m
@@ -1,17 +1,17 @@
-## Copyright (C) 2008  Carlo de Falco
+## Copyright (C) 2008 Carlo de Falco <carlo.defalco@gmail.com>
 ##
-## 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 of the License, or
-## (at your option) any later version.
+## 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 3 of the License, 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.
+## 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 program; if not, see <http://www.fsf.org/licenses>
+## You should have received a copy of the GNU General Public License along with
+## this program; if not, see <http://www.gnu.org/licenses/>.
 
 ## -*- texinfo -*-
 ##  @deftypefn {Function File} {@var{pp}} = catmullrom( @var{x},@
@@ -58,4 +58,4 @@
 
   pp = mkpp (x, coeff);
   
-endfunction+endfunction