Fix docs.

docs/src/solvers/mesh_adaptive_direct_search.md

@@ -23,13 +23,30 @@ CurrentModule = Manopt
     LowerTriangularAdaptivePoll
 ```
 
+as well as the internal functions
+
+```@docs
+Manopt.get_descent_direction(::LowerTriangularAdaptivePoll)
+Manopt.is_successful(::LowerTriangularAdaptivePoll)
+Manopt.get_candidate(::LowerTriangularAdaptivePoll)
+Manopt.get_basepoint(::LowerTriangularAdaptivePoll)
+Manopt.update_basepoint!(M, ltap::LowerTriangularAdaptivePoll{P}, p::P) where {P}
+```
+
 ## Search
 
 ```@docs
     AbstractMeshSearchFunction
     DefaultMeshAdaptiveDirectSearch
 ```
 
+as well as the internal functions
+
+```@docs
+Manopt.is_successful(::DefaultMeshAdaptiveDirectSearch)
+Manopt.get_candidate(::DefaultMeshAdaptiveDirectSearch)
+```
+
 ## Additional stopping criteria
 
 ```@docs

src/plans/mesh_adaptive_plan.jl

@@ -7,10 +7,13 @@ A subtype of this The functor has to fulfil
 
 * be callable as `poll!(problem, mesh_size; kwargs...)` and modify the state
 
-as well as
+as well as to provide functions
 
-* provide a `is_successful(poll!)` function that indicates whether the last poll was successful in finding a new candidate,
-this returns the last successful mesh vector used.
+* `is_successful(poll!)` that indicates whether the last poll was successful in finding a new candidate
+* `get_basepoint(poll!)` that returns the base point at which the mesh is build
+* `get_candidate(poll!)` that returns the last found candidate if the poll was successful. Otherwise the base point is returned
+* `get_descent_direction(poll!)` the the vector that points from the base point to the candidate. If the last poll was not successful, the zero vector is returned
+* `update_basepoint!(M, poll!, p)` that updates the base point to `p` and all necessary internal data to a new point to build a mesh at
 
 The `kwargs...` could include
 * `scale_mesh=1.0`: to rescale the mesh globally
@@ -26,6 +29,12 @@ Should be callable as search!(problem, mesh_size, p, X; kwargs...)
 
 where `X` is the last successful poll direction from the tangent space at `p``
 if that exists and the zero vector otherwise.
+
+
+Besides that the following functions should be implemented
+
+* `is_successful(search!)` that indicates whether the last search was successful in finding a new candidate
+* `get_candidate(search!)` that returns the last found candidate
 """
 abstract type AbstractMeshSearchFunction end