Caching weight_lattice_realization.

sagemath · Jan 20, 2019 · 31c666c · 31c666c
1 parent abbbbee
commit 31c666c
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/sage/categories/crystals.py b/src/sage/categories/crystals.py
@@ -248,6 +248,7 @@ def an_element(self):
             """
             return self.first()
 
+        @cached_method
         def weight_lattice_realization(self):
             """
             Return the weight lattice realization used to express weights