message: Suggestions from code review.
diff: @@ -43,7 +43,7 @@ namespace lbvh = internal::linear_bvh;
  * leaves, while limiting the search to branches satisfying a
  * user-provided predicate.
  *
  - * To a initiate traversals, use traverse_tree. It requires
  + * To initiate traversals, use \a traverse_tree. It requires
  * -# an action functor to call at the leaves,
  * -# a predicate functor to decide whether to descend a branch and
  * -# some data to pass to the functors
  @@ -90,7 +90,7 @@ public:
  }
  /*
  - * Functors lf and predicate should access only memory compatible
  + * Functors \a lf and \a predicate should access only memory compatible
  * with the execution space. For example, GPU execution should access
  * only device and unified memory.
  */
  