#!/usr/bin/env python3
-"""
- 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 pypol import *
+from linpy import *
x, y, z = symbols('x y z')
DF = Eq(x, y) & Eq(z, 6 - 2*x)
P = Eq(x + y - 2*z, 0)
print('DF ∩ P =', DF & P)
-
-# Copyright 2014 MINES ParisTech