TensorProductElement: rename sub_elements factor_elements

Author: ksagiyam

finat/element_factory.py

@@ -276,7 +276,7 @@ def convert_tensorproductelement(element, **kwargs):
     dim_offset = 0
     elements = []
     deps = set()
-    for elem in element.sub_elements:
+    for elem in element.factor_elements:
         kwargs["shift_axes"] = shift_axes + dim_offset
         dim_offset += elem.cell.topological_dimension()
         finat_elem, ds = _create_element(elem, **kwargs)

finat/ufl/tensorproductelement.py

@@ -95,24 +95,24 @@ def sobolev_space(self):
             return DirectionalSobolevSpace(orders)
 
     @property
-    def num_sub_elements(self):
-        """Return number of subelements."""
+    def num_factor_elements(self):
+        """Return number of tensor product components."""
         return len(self._sub_elements)
 
     @property
-    def sub_elements(self):
-        """Return subelements (factors)."""
+    def factor_elements(self):
+        """Return tensor product components (factors)."""
         return self._sub_elements
 
     def reconstruct(self, **kwargs):
         """Doc."""
         cell = kwargs.pop("cell", self.cell)
-        return TensorProductElement(*[e.reconstruct(**kwargs) for e in self.sub_elements], cell=cell)
+        return TensorProductElement(*[e.reconstruct(**kwargs) for e in self.factor_elements], cell=cell)
 
     def variant(self):
         """Doc."""
         try:
-            variant, = {e.variant() for e in self.sub_elements}
+            variant, = {e.variant() for e in self.factor_elements}
             return variant
         except ValueError:
             return None