Add GPL License

[linpy.git] / pypol / __init__.py

diff --git a/pypol/__init__.py b/pypol/__init__.py
index fc70bea..8d0af92 100644 (file)
--- a/pypol/__init__.py
+++ b/pypol/__init__.py
@@ -1,14 +1,35 @@
 """
-A polyhedral library based on ISL.
+    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/>.
 """
 
-from .linexprs import Expression, Constant, Symbol, symbols
+    """
+    A polyhedral library based on ISL.
+    """
+
+from .geometry import Point, Vector
+from .linexprs import Expression, Symbol, Dummy, symbols, Rational
 from .polyhedra import Polyhedron, Eq, Ne, Le, Lt, Ge, Gt, Ne, Empty, Universe
 from .domains import Domain, And, Or, Not
 
 
 __all__ = [
-    'Expression', 'Constant', 'Symbol', 'symbols',
+    'Expression', 'Symbol', 'Dummy', 'symbols', 'Rational',
+    'Point', 'Vector',
     'Polyhedron', 'Eq', 'Ne', 'Le', 'Lt', 'Ge', 'Gt', 'Empty', 'Universe',
     'Domain', 'And', 'Or', 'Not',
 ]
+
+# Copyright 2014 MINES ParisTech