X-Git-Url: https://svn.cri.ensmp.fr/git/linpy.git/blobdiff_plain/675e4575c2fe1315d30b845f9ab6168da30085e3..4e408d8113221ec6ecbaabdeb24ba0710c5a417c:/linpy/polyhedra.py

diff --git a/linpy/polyhedra.py b/linpy/polyhedra.py
index 9fdf6e7..fb2b4a7 100644
--- a/linpy/polyhedra.py
+++ b/linpy/polyhedra.py
@@ -306,8 +306,6 @@ class EmptyType(Polyhedron):
     The empty polyhedron, whose set of constraints is not satisfiable.
     """
 
-    __slots__ = Polyhedron.__slots__
-
     def __new__(cls):
         self = object().__new__(cls)
         self._equalities = (Rational(1),)
@@ -336,8 +334,6 @@ class UniverseType(Polyhedron):
     i.e. is empty.
     """
 
-    __slots__ = Polyhedron.__slots__
-
     def __new__(cls):
         self = object().__new__(cls)
         self._equalities = ()
@@ -403,15 +399,15 @@ def Ne(left, right):
     return ~Eq(left, right)
 
 @_polymorphic
-def Gt(left, right):
+def Ge(left, right):
     """
-    Create the polyhedron with constraints expr1 > expr2 > expr3 ...
+    Create the polyhedron with constraints expr1 >= expr2 >= expr3 ...
     """
-    return Polyhedron([], [left - right - 1])
+    return Polyhedron([], [left - right])
 
 @_polymorphic
-def Ge(left, right):
+def Gt(left, right):
     """
-    Create the polyhedron with constraints expr1 >= expr2 >= expr3 ...
+    Create the polyhedron with constraints expr1 > expr2 > expr3 ...
     """
-    return Polyhedron([], [left - right])
+    return Polyhedron([], [left - right - 1])