RelativeInterior.__hash__: New

sagemath · Jun 15, 2021 · e6c3ed5 · e6c3ed5
1 parent e0d2eeb
commit e6c3ed5
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/src/sage/geometry/relative_interior.py b/src/sage/geometry/relative_interior.py
@@ -53,6 +53,17 @@ def __init__(self, polyhedron):
         """
         self._polyhedron = polyhedron
 
+    def __hash__(self):
+        r"""
+        TESTS::
+
+            sage: P = Polyhedron([[1, 2], [3, 4]])
+            sage: Q = Polyhedron([[3, 4], [1, 2]])
+            sage: hash(P.relative_interior()) == hash(Q.relative_interior())
+            True
+        """
+        return hash(self._polyhedron) ^ 1789
+
     def __contains__(self, point):
         r"""
         Return whether ``self`` contains ``point``.