Github user okram commented on a diff in the pull request:
https://github.com/apache/incubator-tinkerpop/pull/279#discussion_r57517425
--- Diff: docs/src/reference/the-traversal.asciidoc ---
@@ -1127,6 +1127,31 @@ g.V().repeat(both()).times(3).values('age').min()
IMPORTANT: `min(local)` determines the min of the current, local object
(not the objects in the traversal stream).
This works for `Collection` and `Number`-type objects. For any other
object, a min of `Double.NaN` is returned.
+[[optional-step]]
+Optional Step
+~~~~~~~~~~~~~
+
+The `optional()`-step returns the result of the specified traversal if it
yields a result else it returns the calling
--- End diff --
please say that it is a `(*map*)-step` ... see the convention I use for
other steps in the traversal.asciidoc.
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