Add GPL License

[linpy.git] / pypol / domains.py

diff --git a/pypol/domains.py b/pypol/domains.py
index e730f16..b529163 100644 (file)
--- a/pypol/domains.py
+++ b/pypol/domains.py
@@ -1,3 +1,20 @@
+"""
+    This file is part of Linpy.
+
+    Linpy 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.
+
+    Linpy 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 Linpy.  If not, see <http://www.gnu.org/licenses/>.
+"""
+
 import ast
 import functools
 import re
@@ -305,9 +322,9 @@ class Domain(GeometricObject):
         return self._fromislset(islset, self.symbols)
 
 
-    def involvesvars(self, vars):
+    def involves_vars(self, vars):
         """
-        Returns true if set depends on given dimensions.
+        Returns true if a set depends on given dimensions.
         """
         islset = self._toislset(self.polyhedra, self.symbols)
         dims = sorted(vars)
@@ -696,3 +713,5 @@ def Not(domain):
     Returns the complement of this set.
     """
     return ~domain
+    
+# Copyright 2014 MINES ParisTech