Trac #30108: eq check between scalar fields and mixed forms

sagemath · Jul 11, 2020 · aa605ab · aa605ab
1 parent 3eba4e1
commit aa605ab
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/sage/manifolds/scalarfield.py b/src/sage/manifolds/scalarfield.py
@@ -1265,8 +1265,13 @@ def __eq__(self, other):
             True
 
         """
+        from .mixed_form import MixedForm
+
         if other is self:
             return True
+        if isinstance(other, MixedForm):
+            # use comparison of MixedForm:
+            return other == self
         if not isinstance(other, ScalarField):
             # We try a conversion of other to a scalar field, except if
             # other is None (since this would generate an undefined scalar