From 0830e4ea597588d7bb0d7260881746871748efd5 Mon Sep 17 00:00:00 2001 From: Wolfgang Bangerth Date: Mon, 23 Oct 2017 22:24:14 -0600 Subject: [PATCH] Add a note to the documentation. --- include/deal.II/numerics/vector_tools.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/deal.II/numerics/vector_tools.h b/include/deal.II/numerics/vector_tools.h index 2fa2ba5250..f11f726117 100644 --- a/include/deal.II/numerics/vector_tools.h +++ b/include/deal.II/numerics/vector_tools.h @@ -949,7 +949,9 @@ namespace VectorTools * be handled by this function and corresponding boundary value functions. * The keys of this map correspond to the number @p boundary_id of the face. * numbers::internal_face_boundary_id is an illegal value for this key since - * it is reserved for interior faces. + * it is reserved for interior faces. For an example of how to use this + * argument with a non-empty map, see the step-16 tutorial program. (Note + * that the argument type is equal to the FunctionMap type.) * * The flags in the last parameter, @p component_mask denote which * components of the finite element space shall be interpolated. If it is -- 2.39.5