Fixup

09c9973c · Philipp Arras · 9f31d6a2 · 09c9973c
Commit 09c9973c authored Jan 17, 2019 by Philipp Arras
--- a/nifty5/operators/sandwich_operator.py
+++ b/nifty5/operators/sandwich_operator.py
@@ -27,8 +27,8 @@ class SandwichOperator(EndomorphicOperator):
    """Operator which is equivalent to the expression
    `bun.adjoint(cheese(bun))`.

-    Notes
-    -----
+    Note
+    ----
    This operator should always be called using the `make` method.
    """