diff --git a/include/boost/geometry/algorithms/append.hpp b/include/boost/geometry/algorithms/append.hpp
index 0557d21f5..7e5f6b7b5 100644
--- a/include/boost/geometry/algorithms/append.hpp
+++ b/include/boost/geometry/algorithms/append.hpp
@@ -51,7 +51,7 @@ struct append_point
                 int = 0, int = 0)
     {
         typename geometry::point_type<Geometry>::type copy;
-        geometry::detail::convert::convert_point_to_point(point, copy);
+        geometry::detail::conversion::convert_point_to_point(point, copy);
         traits::push_back<Geometry>::apply(geometry, copy);
     }
 };
diff --git a/include/boost/geometry/algorithms/centroid.hpp b/include/boost/geometry/algorithms/centroid.hpp
index a400e2e0b..9b51ba07d 100644
--- a/include/boost/geometry/algorithms/centroid.hpp
+++ b/include/boost/geometry/algorithms/centroid.hpp
@@ -28,7 +28,7 @@
 #include <boost/geometry/core/interior_rings.hpp>
 #include <boost/geometry/core/tag_cast.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/algorithms/distance.hpp>
 #include <boost/geometry/geometries/concepts/check.hpp>
 #include <boost/geometry/strategies/centroid.hpp>
@@ -83,7 +83,7 @@ struct centroid_point
     static inline void apply(Point const& point, PointCentroid& centroid,
             Strategy const&)
     {
-        geometry::convert(point, centroid);
+        geometry::detail::convert(point, centroid);
     }
 };
 
@@ -163,7 +163,7 @@ inline bool range_ok(Range const& range, Point& centroid)
     else // if (n == 1)
     {
         // Take over the first point in a "coordinate neutral way"
-        geometry::convert(*boost::begin(range), centroid);
+        geometry::detail::convert(*boost::begin(range), centroid);
         return false;
     }
     return true;
diff --git a/include/boost/geometry/algorithms/convert.hpp b/include/boost/geometry/algorithms/detail/convert.hpp
similarity index 91%
rename from include/boost/geometry/algorithms/convert.hpp
rename to include/boost/geometry/algorithms/detail/convert.hpp
index 607898a3f..9301006a7 100644
--- a/include/boost/geometry/algorithms/convert.hpp
+++ b/include/boost/geometry/algorithms/detail/convert.hpp
@@ -11,8 +11,8 @@
 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
 // http://www.boost.org/LICENSE_1_0.txt)
 
-#ifndef BOOST_GEOMETRY_ALGORITHMS_CONVERT_HPP
-#define BOOST_GEOMETRY_ALGORITHMS_CONVERT_HPP
+#ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_CONVERT_HPP
+#define BOOST_GEOMETRY_ALGORITHMS_DETAIL_CONVERT_HPP
 
 
 #include <cstddef>
@@ -33,7 +33,7 @@ namespace boost { namespace geometry
 {
 
 #ifndef DOXYGEN_NO_DETAIL
-namespace detail { namespace convert
+namespace detail { namespace conversion
 {
 
 template
@@ -75,7 +75,7 @@ struct point_to_box<Point, Box, Index, DimensionCount, DimensionCount>
 };
 
 
-}} // namespace detail::convert
+}} // namespace detail::conversion
 #endif // DOXYGEN_NO_DETAIL
 
 
@@ -117,7 +117,7 @@ template
     typename Geometry1, typename Geometry2
 >
 struct convert<point_tag, point_tag, DimensionCount, Geometry1, Geometry2>
-    : detail::convert::point_to_point<Geometry1, Geometry2, 0, DimensionCount>
+    : detail::conversion::point_to_point<Geometry1, Geometry2, 0, DimensionCount>
 {};
 
 
@@ -186,11 +186,11 @@ struct convert<point_tag, box_tag, DimensionCount, Point, Box>
 {
     static inline void apply(Point const& point, Box& box)
     {
-        detail::convert::point_to_box
+        detail::conversion::point_to_box
             <
                 Point, Box, min_corner, 0, DimensionCount
             >::apply(point, box);
-        detail::convert::point_to_box
+        detail::conversion::point_to_box
             <
                 Point, Box, max_corner, 0, DimensionCount
             >::apply(point, box);
@@ -232,6 +232,11 @@ struct convert<polygon_tag, ring_tag, DimensionCount, Polygon, Ring>
 } // namespace dispatch
 #endif // DOXYGEN_NO_DISPATCH
 
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail
+{
+
 /*!
 \brief Converts one geometry to another geometry
 \details The convert algorithm converts one geometry, e.g. a BOX, to another geometry, e.g. a RING. This only
@@ -241,6 +246,8 @@ if it is possible and applicable.
 \tparam Geometry2 \tparam_geometry
 \param geometry1 \param_geometry (source)
 \param geometry2 \param_geometry (target)
+\note It is moved to namespace detail because it overlaps functionality
+    of assign. So assign will be changed such that it also can convert.
  */
 template <typename Geometry1, typename Geometry2>
 inline void convert(Geometry1 const& geometry1, Geometry2& geometry2)
@@ -257,8 +264,11 @@ inline void convert(Geometry1 const& geometry1, Geometry2& geometry2)
         >::apply(geometry1, geometry2);
 }
 
+}
+#endif // DOXYGEN_NO_DETAIL
+
 
 }} // namespace boost::geometry
 
 
-#endif // BOOST_GEOMETRY_ALGORITHMS_CONVERT_HPP
+#endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_CONVERT_HPP
diff --git a/include/boost/geometry/algorithms/detail/convert_point_to_point.hpp b/include/boost/geometry/algorithms/detail/convert_point_to_point.hpp
index 48981ce09..0c42fd936 100644
--- a/include/boost/geometry/algorithms/detail/convert_point_to_point.hpp
+++ b/include/boost/geometry/algorithms/detail/convert_point_to_point.hpp
@@ -28,7 +28,7 @@ namespace boost { namespace geometry
 {
 
 #ifndef DOXYGEN_NO_DETAIL
-namespace detail { namespace convert
+namespace detail { namespace conversion
 {
 
 
@@ -60,7 +60,7 @@ inline void convert_point_to_point(Source const& source, Destination& destinatio
 
 
 
-}} // namespace detail::convert
+}} // namespace detail::conversion
 #endif // DOXYGEN_NO_DETAIL
 
 }} // namespace boost::geometry
diff --git a/include/boost/geometry/algorithms/detail/overlay/clip_linestring.hpp b/include/boost/geometry/algorithms/detail/overlay/clip_linestring.hpp
index 6e8a7f6c3..b5bbab84c 100644
--- a/include/boost/geometry/algorithms/detail/overlay/clip_linestring.hpp
+++ b/include/boost/geometry/algorithms/detail/overlay/clip_linestring.hpp
@@ -13,7 +13,7 @@
 
 #include <boost/geometry/algorithms/append.hpp>
 #include <boost/geometry/algorithms/clear.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 
 #include <boost/geometry/util/select_coordinate_type.hpp>
 #include <boost/geometry/geometries/segment.hpp>
@@ -181,8 +181,8 @@ OutputIterator clip_range_with_box(Box const& b, Range const& range,
             ++previous, ++vertex)
     {
         point_type p1, p2;
-        geometry::convert(*previous, p1);
-        geometry::convert(*vertex, p2);
+        geometry::detail::convert(*previous, p1);
+        geometry::detail::convert(*vertex, p2);
 
         // Clip the segment. Five situations:
         // 1. Segment is invisible, finish line if any (shouldn't occur)
diff --git a/include/boost/geometry/algorithms/detail/overlay/convert_ring.hpp b/include/boost/geometry/algorithms/detail/overlay/convert_ring.hpp
index d81826f51..433908061 100644
--- a/include/boost/geometry/algorithms/detail/overlay/convert_ring.hpp
+++ b/include/boost/geometry/algorithms/detail/overlay/convert_ring.hpp
@@ -19,7 +19,7 @@
 #include <boost/geometry/core/interior_rings.hpp>
 #include <boost/geometry/algorithms/detail/ring_identifier.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 
 
 namespace boost { namespace geometry
@@ -50,7 +50,7 @@ struct convert_ring<ring_tag>
     {
         if (! append)
         {
-            geometry::convert(source, destination);
+            geometry::detail::convert(source, destination);
             if (reverse)
             {
                 boost::reverse(destination);
@@ -69,7 +69,7 @@ struct convert_ring<polygon_tag>
     {
         if (! append)
         {
-            geometry::convert(source, exterior_ring(destination));
+            geometry::detail::convert(source, exterior_ring(destination));
             if (reverse)
             {
                 boost::reverse(exterior_ring(destination));
@@ -79,7 +79,7 @@ struct convert_ring<polygon_tag>
         {
             interior_rings(destination).resize(
                         interior_rings(destination).size() + 1);
-            geometry::convert(source, interior_rings(destination).back());
+            geometry::detail::convert(source, interior_rings(destination).back());
             if (reverse)
             {
                 boost::reverse(interior_rings(destination).back());
diff --git a/include/boost/geometry/algorithms/detail/overlay/copy_segment_point.hpp b/include/boost/geometry/algorithms/detail/overlay/copy_segment_point.hpp
index ead786280..927cefb51 100644
--- a/include/boost/geometry/algorithms/detail/overlay/copy_segment_point.hpp
+++ b/include/boost/geometry/algorithms/detail/overlay/copy_segment_point.hpp
@@ -17,7 +17,7 @@
 #include <boost/geometry/core/ring_type.hpp>
 #include <boost/geometry/core/exterior_ring.hpp>
 #include <boost/geometry/core/interior_rings.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/geometries/concepts/check.hpp>
 #include <boost/geometry/views/closeable_view.hpp>
 #include <boost/geometry/views/reversible_view.hpp>
@@ -71,7 +71,7 @@ struct copy_segment_point_range
         rview_type view(cview);
 
 
-        geometry::convert(*(boost::begin(view) + index), point);
+        geometry::detail::convert(*(boost::begin(view) + index), point);
         return true;
     }
 };
diff --git a/include/boost/geometry/algorithms/detail/overlay/get_intersection_points.hpp b/include/boost/geometry/algorithms/detail/overlay/get_intersection_points.hpp
index 4a0fdc952..da7695e91 100644
--- a/include/boost/geometry/algorithms/detail/overlay/get_intersection_points.hpp
+++ b/include/boost/geometry/algorithms/detail/overlay/get_intersection_points.hpp
@@ -12,7 +12,7 @@
 
 #include <cstddef>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/algorithms/detail/overlay/get_turns.hpp>
 
 
@@ -64,7 +64,7 @@ struct get_turn_without_info
         {
 
             TurnInfo tp;
-            geometry::convert(result.template get<0>().intersections[i], tp.point);
+            geometry::detail::convert(result.template get<0>().intersections[i], tp.point);
             *out++ = tp;
         }
 
diff --git a/include/boost/geometry/algorithms/detail/overlay/get_turn_info.hpp b/include/boost/geometry/algorithms/detail/overlay/get_turn_info.hpp
index 2e7195310..74abdca0d 100644
--- a/include/boost/geometry/algorithms/detail/overlay/get_turn_info.hpp
+++ b/include/boost/geometry/algorithms/detail/overlay/get_turn_info.hpp
@@ -14,7 +14,7 @@
 #include <boost/geometry/core/access.hpp>
 #include <boost/geometry/strategies/intersection.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/algorithms/detail/overlay/turn_info.hpp>
 
 
@@ -94,7 +94,7 @@ struct touch_interior : public base_turn_handler
                 DirInfo const& dir_info)
     {
         ti.method = method_touch_interior;
-        geometry::convert(intersection_info.intersections[0], ti.point);
+        geometry::detail::convert(intersection_info.intersections[0], ti.point);
 
         // Both segments of q touch segment p somewhere in its interior
         // 1) We know: if q comes from LEFT or RIGHT
@@ -213,7 +213,7 @@ struct touch : public base_turn_handler
                 DirInfo const& dir_info)
     {
         ti.method = method_touch;
-        geometry::convert(intersection_info.intersections[0], ti.point);
+        geometry::detail::convert(intersection_info.intersections[0], ti.point);
 
         int const side_qi_p1 = dir_info.sides.template get<1, 0>();
         int const side_qk_p1 = SideStrategy::apply(pi, pj, qk);
@@ -376,7 +376,7 @@ struct touch : public base_turn_handler
             << " qk " << get<0>(qk) << " , " << get<1>(qk)
             << std::endl;
 #endif
-               
+
     }
 };
 
@@ -404,7 +404,7 @@ struct equal : public base_turn_handler
     {
         ti.method = method_equal;
         // Copy the SECOND intersection point
-        geometry::convert(intersection_info.intersections[1], ti.point);
+        geometry::detail::convert(intersection_info.intersections[1], ti.point);
 
         int const side_pk_q2  = SideStrategy::apply(qj, qk, pk);
         int const side_pk_p = SideStrategy::apply(pi, pj, pk);
@@ -486,7 +486,7 @@ struct collinear : public base_turn_handler
                 DirInfo const& dir_info)
     {
         ti.method = method_collinear;
-        geometry::convert(intersection_info.intersections[1], ti.point);
+        geometry::detail::convert(intersection_info.intersections[1], ti.point);
 
         int const arrival = dir_info.arrival[0];
         // Should not be 0, this is checked before
@@ -585,7 +585,7 @@ private :
         // If P arrives within Q, set info on P (which is done above, index=0),
         // this turn-info belongs to the second intersection point, index=1
         // (see e.g. figure CLO1)
-        geometry::convert(intersection_info.intersections[1 - Index], tp.point);
+        geometry::detail::convert(intersection_info.intersections[1 - Index], tp.point);
         return true;
     }
 
@@ -661,7 +661,7 @@ struct crosses : public base_turn_handler
                 DirInfo const& dir_info)
     {
         ti.method = method_crosses;
-        geometry::convert(intersection_info.intersections[0], ti.point);
+        geometry::detail::convert(intersection_info.intersections[0], ti.point);
 
         // In all casees:
         // If Q crosses P from left to right
@@ -877,7 +877,7 @@ struct get_turn_info
 #ifdef BOOST_GEOMETRY_DEBUG_GET_TURNS
                 std::cout << "get_turns, nyi: " << method << std::endl;
 #endif
-				break;
+                break;
         }
 
         return out;
diff --git a/include/boost/geometry/algorithms/detail/overlay/intersection_insert.hpp b/include/boost/geometry/algorithms/detail/overlay/intersection_insert.hpp
index 75d240bc2..222e84fbc 100644
--- a/include/boost/geometry/algorithms/detail/overlay/intersection_insert.hpp
+++ b/include/boost/geometry/algorithms/detail/overlay/intersection_insert.hpp
@@ -21,7 +21,7 @@
 #include <boost/geometry/core/point_order.hpp>
 #include <boost/geometry/core/reverse_dispatch.hpp>
 #include <boost/geometry/geometries/concepts/check.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/algorithms/detail/overlay/clip_linestring.hpp>
 #include <boost/geometry/algorithms/detail/overlay/get_intersection_points.hpp>
 #include <boost/geometry/algorithms/detail/overlay/overlay.hpp>
@@ -65,7 +65,7 @@ struct intersection_segment_segment_point
         for (std::size_t i = 0; i < is.count; i++)
         {
             PointOut p;
-            geometry::convert(is.intersections[i], p);
+            geometry::detail::convert(is.intersections[i], p);
             *out++ = p;
         }
         return out;
@@ -95,7 +95,7 @@ struct intersection_linestring_linestring_point
             it = boost::begin(turns); it != boost::end(turns); ++it)
         {
             PointOut p;
-            geometry::convert(it->point, p);
+            geometry::detail::convert(it->point, p);
             *out++ = p;
         }
         return out;
diff --git a/include/boost/geometry/algorithms/envelope.hpp b/include/boost/geometry/algorithms/envelope.hpp
index cae9fa0e1..370812f55 100644
--- a/include/boost/geometry/algorithms/envelope.hpp
+++ b/include/boost/geometry/algorithms/envelope.hpp
@@ -19,7 +19,6 @@
 
 #include <boost/numeric/conversion/cast.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
 #include <boost/geometry/algorithms/expand.hpp>
 #include <boost/geometry/core/cs.hpp>
 #include <boost/geometry/core/exterior_ring.hpp>
diff --git a/include/boost/geometry/algorithms/simplify.hpp b/include/boost/geometry/algorithms/simplify.hpp
index e6a75cc77..21ba86432 100644
--- a/include/boost/geometry/algorithms/simplify.hpp
+++ b/include/boost/geometry/algorithms/simplify.hpp
@@ -32,7 +32,7 @@
 #include <boost/geometry/strategies/concepts/simplify_concept.hpp>
 
 #include <boost/geometry/algorithms/clear.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/algorithms/num_interior_rings.hpp>
 
 
@@ -181,7 +181,7 @@ struct simplify<point_tag, Point, Strategy>
     static inline void apply(Point const& point, Point& out,
                     Distance const& max_distance, Strategy const& strategy)
     {
-        geometry::convert(point, out);
+        geometry::detail::convert(point, out);
     }
 };
 
diff --git a/include/boost/geometry/core/radian_access.hpp b/include/boost/geometry/core/radian_access.hpp
index 37556e226..9aa833704 100644
--- a/include/boost/geometry/core/radian_access.hpp
+++ b/include/boost/geometry/core/radian_access.hpp
@@ -78,7 +78,7 @@ struct radian_access
     }
 };
 
-// Specialize, any "degree" coordinate system will convert to radian
+// Specialize, any "degree" coordinate system will be converted to radian
 // but only for dimension 0,1 (so: dimension 2 and heigher are untouched)
 
 template
diff --git a/include/boost/geometry/domains/gis/io/wkt/write_wkt.hpp b/include/boost/geometry/domains/gis/io/wkt/write_wkt.hpp
index 424b2c429..fcf168aa7 100644
--- a/include/boost/geometry/domains/gis/io/wkt/write_wkt.hpp
+++ b/include/boost/geometry/domains/gis/io/wkt/write_wkt.hpp
@@ -24,7 +24,7 @@
 
 
 #include <boost/geometry/algorithms/assign.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/core/exterior_ring.hpp>
 #include <boost/geometry/core/interior_rings.hpp>
 #include <boost/geometry/core/ring_type.hpp>
@@ -199,7 +199,7 @@ struct wkt_box
         // Convert to ring, then stream
         typedef model::ring<point_type> ring_type;
         ring_type ring;
-        geometry::convert(box, ring);
+        geometry::detail::convert(box, ring);
         os << "POLYGON(";
         wkt_sequence<ring_type>::apply(os, ring);
         os << ")";
diff --git a/include/boost/geometry/extensions/algorithms/buffer/line_line_intersection.hpp b/include/boost/geometry/extensions/algorithms/buffer/line_line_intersection.hpp
index 3ebc72547..12022226e 100644
--- a/include/boost/geometry/extensions/algorithms/buffer/line_line_intersection.hpp
+++ b/include/boost/geometry/extensions/algorithms/buffer/line_line_intersection.hpp
@@ -21,7 +21,7 @@ namespace detail { namespace buffer
 {
 
 
-// TODO: once convert this to proper strategy
+// TODO: once change this to proper strategy
 // It is different from current segment intersection because these are not segments but lines
 // If we have the Line concept, we can create a strategy
 template <typename Point, typename Line1, typename Line2 = Line1>
diff --git a/include/boost/geometry/extensions/algorithms/dissolve.hpp b/include/boost/geometry/extensions/algorithms/dissolve.hpp
index d796b5c38..f5aec42ff 100644
--- a/include/boost/geometry/extensions/algorithms/dissolve.hpp
+++ b/include/boost/geometry/extensions/algorithms/dissolve.hpp
@@ -33,7 +33,7 @@
 #include <boost/geometry/algorithms/detail/overlay/ring_properties.hpp>
 #include <boost/geometry/algorithms/detail/overlay/select_rings.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 
 #include <boost/geometry/geometries/concepts/check.hpp>
 
@@ -134,7 +134,7 @@ struct dissolve_ring_or_polygon
         else
         {
             GeometryOut g;
-            geometry::convert(geometry, g);
+            geometry::detail::convert(geometry, g);
             *out++ = g;
             return out;
         }
diff --git a/include/boost/geometry/extensions/gis/io/veshape/write_veshape.hpp b/include/boost/geometry/extensions/gis/io/veshape/write_veshape.hpp
index eb5f374dc..90221ecf1 100644
--- a/include/boost/geometry/extensions/gis/io/veshape/write_veshape.hpp
+++ b/include/boost/geometry/extensions/gis/io/veshape/write_veshape.hpp
@@ -25,9 +25,6 @@
 
 #include <boost/geometry/geometries/concepts/point_concept.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
-
-
 
 namespace boost { namespace geometry
 {
diff --git a/include/boost/geometry/extensions/gis/projections/project_inverse_transformer.hpp b/include/boost/geometry/extensions/gis/projections/project_inverse_transformer.hpp
index 697fb68c9..e2df255f3 100644
--- a/include/boost/geometry/extensions/gis/projections/project_inverse_transformer.hpp
+++ b/include/boost/geometry/extensions/gis/projections/project_inverse_transformer.hpp
@@ -13,7 +13,7 @@
 #include <boost/shared_ptr.hpp>
 
 #include <boost/geometry/core/coordinate_dimension.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/extensions/gis/projections/factory.hpp>
 #include <boost/geometry/extensions/gis/projections/parameters.hpp>
 
diff --git a/include/boost/geometry/extensions/gis/projections/project_transformer.hpp b/include/boost/geometry/extensions/gis/projections/project_transformer.hpp
index 96f915cad..8f02acd78 100644
--- a/include/boost/geometry/extensions/gis/projections/project_transformer.hpp
+++ b/include/boost/geometry/extensions/gis/projections/project_transformer.hpp
@@ -13,7 +13,7 @@
 #include <boost/shared_ptr.hpp>
 
 #include <boost/geometry/core/coordinate_dimension.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/extensions/gis/projections/factory.hpp>
 #include <boost/geometry/extensions/gis/projections/parameters.hpp>
 
diff --git a/include/boost/geometry/extensions/nsphere/geometries/nsphere.hpp b/include/boost/geometry/extensions/nsphere/geometries/nsphere.hpp
index 0966b5ff3..506d1fa71 100644
--- a/include/boost/geometry/extensions/nsphere/geometries/nsphere.hpp
+++ b/include/boost/geometry/extensions/nsphere/geometries/nsphere.hpp
@@ -17,7 +17,7 @@
 #include <cstddef>
 
 #include <boost/geometry/algorithms/assign.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/geometries/concepts/point_concept.hpp>
 
 
@@ -63,7 +63,7 @@ public:
     nsphere(P const& center, T const& radius)
         : m_radius(radius)
     {
-        geometry::convert(center, m_center);
+        geometry::detail::convert(center, m_center);
     }
 
     inline P const& center() const { return m_center; }
diff --git a/include/boost/geometry/extensions/strategies/buffer_join_round.hpp b/include/boost/geometry/extensions/strategies/buffer_join_round.hpp
index fb45d92a4..5b173b101 100644
--- a/include/boost/geometry/extensions/strategies/buffer_join_round.hpp
+++ b/include/boost/geometry/extensions/strategies/buffer_join_round.hpp
@@ -16,7 +16,7 @@
 
 
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/arithmetic/arithmetic.hpp>
 #include <boost/geometry/arithmetic/dot_product.hpp>
 #include <boost/geometry/core/cs.hpp>
@@ -51,7 +51,7 @@ struct join_round2
     static inline Vector create_vector(Point1 const& p1, Point2 const& p2)
     {
         Vector v;
-        geometry::convert(p1, v);
+        geometry::detail::convert(p1, v);
         subtract_point(v, p2);
         return v;
     }
@@ -111,7 +111,7 @@ struct join_round2
                     PointOut projected_point;
 
                     multiply_value(v, b);
-                    geometry::convert(vertex, projected_point);
+                    geometry::detail::convert(vertex, projected_point);
                     add_point(projected_point, v);
 
                     coordinate_type projected_distance = geometry::distance(projected_point, mid_point);
diff --git a/include/boost/geometry/geometries/box.hpp b/include/boost/geometry/geometries/box.hpp
index a42e72c91..6537f1298 100644
--- a/include/boost/geometry/geometries/box.hpp
+++ b/include/boost/geometry/geometries/box.hpp
@@ -18,7 +18,7 @@
 
 #include <boost/concept/assert.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/geometries/concepts/point_concept.hpp>
 
 
@@ -57,8 +57,8 @@ public:
     */
     inline box(Point const& min_corner, Point const& max_corner)
     {
-        geometry::convert(min_corner, m_min_corner);
-        geometry::convert(max_corner, m_max_corner);
+        geometry::detail::convert(min_corner, m_min_corner);
+        geometry::detail::convert(max_corner, m_max_corner);
     }
 
     inline Point const& min_corner() const { return m_min_corner; }
diff --git a/include/boost/geometry/geometry.hpp b/include/boost/geometry/geometry.hpp
index e0acee965..e8405f7a7 100644
--- a/include/boost/geometry/geometry.hpp
+++ b/include/boost/geometry/geometry.hpp
@@ -40,7 +40,6 @@
 #include <boost/geometry/algorithms/buffer.hpp>
 #include <boost/geometry/algorithms/centroid.hpp>
 #include <boost/geometry/algorithms/clear.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
 #include <boost/geometry/algorithms/convex_hull.hpp>
 #include <boost/geometry/algorithms/correct.hpp>
 #include <boost/geometry/algorithms/difference.hpp>
diff --git a/include/boost/geometry/strategies/agnostic/simplify_douglas_peucker.hpp b/include/boost/geometry/strategies/agnostic/simplify_douglas_peucker.hpp
index c8e8f0a0b..b4e95b8a4 100644
--- a/include/boost/geometry/strategies/agnostic/simplify_douglas_peucker.hpp
+++ b/include/boost/geometry/strategies/agnostic/simplify_douglas_peucker.hpp
@@ -20,7 +20,6 @@
 #include <boost/range.hpp>
 
 #include <boost/geometry/core/cs.hpp>
-#include <boost/geometry/algorithms/convert.hpp>
 #include <boost/geometry/strategies/distance.hpp>
 
 
diff --git a/include/boost/geometry/strategies/cartesian/distance_projected_point.hpp b/include/boost/geometry/strategies/cartesian/distance_projected_point.hpp
index 52eb4bd69..d0293c4b6 100644
--- a/include/boost/geometry/strategies/cartesian/distance_projected_point.hpp
+++ b/include/boost/geometry/strategies/cartesian/distance_projected_point.hpp
@@ -22,7 +22,7 @@
 #include <boost/geometry/core/access.hpp>
 #include <boost/geometry/core/point_type.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/arithmetic/arithmetic.hpp>
 #include <boost/geometry/arithmetic/dot_product.hpp>
 
@@ -132,8 +132,8 @@ public :
         // For consistency we define w also in FP
         fp_vector_type v, w;
 
-        geometry::convert(p2, v);
-        geometry::convert(p, w);
+        geometry::detail::convert(p2, v);
+        geometry::detail::convert(p, w);
         subtract_point(v, p1);
         subtract_point(w, p1);
 
@@ -163,7 +163,7 @@ public :
                 >::apply(strategy);
 
         fp_point_type projected;
-        geometry::convert(p1, projected);
+        geometry::detail::convert(p1, projected);
         multiply_value(v, b);
         add_point(projected, v);
 
diff --git a/include/boost/geometry/strategies/strategy_transform.hpp b/include/boost/geometry/strategies/strategy_transform.hpp
index cb9a14404..3961ee276 100644
--- a/include/boost/geometry/strategies/strategy_transform.hpp
+++ b/include/boost/geometry/strategies/strategy_transform.hpp
@@ -20,7 +20,7 @@
 
 #include <boost/numeric/conversion/cast.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
+#include <boost/geometry/algorithms/detail/convert.hpp>
 #include <boost/geometry/arithmetic/arithmetic.hpp>
 #include <boost/geometry/core/access.hpp>
 #include <boost/geometry/core/coordinate_dimension.hpp>
@@ -104,7 +104,7 @@ struct copy_per_coordinate
         // Defensive check, dimensions are equal, selected by specialization
         assert_dimension_equal<P1, P2>();
 
-        geometry::convert(p1, p2);
+        geometry::detail::convert(p1, p2);
         return true;
     }
 };
@@ -312,14 +312,14 @@ struct default_strategy<CoordSysTag, CoordSysTag, CoordSys, CoordSys, D, D, P1,
     typedef copy_per_coordinate<P1, P2> type;
 };
 
-/// Specialization to convert from degree to radian for any coordinate system / point type combination
+/// Specialization to transform from degree to radian for any coordinate system / point type combination
 template <typename CoordSysTag, template<typename> class CoordSys, typename P1, typename P2>
 struct default_strategy<CoordSysTag, CoordSysTag, CoordSys<degree>, CoordSys<radian>, 2, 2, P1, P2>
 {
     typedef degree_radian_vv<P1, P2, std::multiplies> type;
 };
 
-/// Specialization to convert from radian to degree for any coordinate system / point type combination
+/// Specialization to transform from radian to degree for any coordinate system / point type combination
 template <typename CoordSysTag, template<typename> class CoordSys, typename P1, typename P2>
 struct default_strategy<CoordSysTag, CoordSysTag, CoordSys<radian>, CoordSys<degree>, 2, 2, P1, P2>
 {
@@ -341,28 +341,28 @@ struct default_strategy<CoordSysTag, CoordSysTag, CoordSys<radian>, CoordSys<deg
     typedef degree_radian_vv_3<P1, P2, std::divides> type;
 };
 
-/// Specialization to convert from unit sphere(phi,theta) to XYZ
+/// Specialization to transform from unit sphere(phi,theta) to XYZ
 template <typename CoordSys1, typename CoordSys2, typename P1, typename P2>
 struct default_strategy<spherical_tag, cartesian_tag, CoordSys1, CoordSys2, 2, 3, P1, P2>
 {
     typedef from_spherical_2_to_cartesian_3<P1, P2> type;
 };
 
-/// Specialization to convert from sphere(phi,theta,r) to XYZ
+/// Specialization to transform from sphere(phi,theta,r) to XYZ
 template <typename CoordSys1, typename CoordSys2, typename P1, typename P2>
 struct default_strategy<spherical_tag, cartesian_tag, CoordSys1, CoordSys2, 3, 3, P1, P2>
 {
     typedef from_spherical_3_to_cartesian_3<P1, P2> type;
 };
 
-/// Specialization to convert from XYZ to unit sphere(phi,theta)
+/// Specialization to transform from XYZ to unit sphere(phi,theta)
 template <typename CoordSys1, typename CoordSys2, typename P1, typename P2>
 struct default_strategy<cartesian_tag, spherical_tag, CoordSys1, CoordSys2, 3, 2, P1, P2>
 {
     typedef from_cartesian_3_to_spherical_2<P1, P2> type;
 };
 
-/// Specialization to convert from XYZ to sphere(phi,theta,r)
+/// Specialization to transform from XYZ to sphere(phi,theta,r)
 template <typename CoordSys1, typename CoordSys2, typename P1, typename P2>
 struct default_strategy<cartesian_tag, spherical_tag, CoordSys1, CoordSys2, 3, 3, P1, P2>
 {
diff --git a/include/boost/geometry/util/copy.hpp b/include/boost/geometry/util/copy.hpp
deleted file mode 100644
index 10497df9e..000000000
--- a/include/boost/geometry/util/copy.hpp
+++ /dev/null
@@ -1,87 +0,0 @@
-// Boost.Geometry (aka GGL, Generic Geometry Library)
-
-// Copyright (c) 2007-2011 Barend Gehrels, Amsterdam, the Netherlands.
-// Copyright (c) 2008-2011 Bruno Lalande, Paris, France.
-// Copyright (c) 2009-2011 Mateusz Loskot, London, UK.
-
-// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
-// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
-
-// Use, modification and distribution is subject to the Boost Software License,
-// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
-// http://www.boost.org/LICENSE_1_0.txt)
-
-#ifndef BOOST_GEOMETRY_UTIL_COPY_HPP
-#define BOOST_GEOMETRY_UTIL_COPY_HPP
-
-#if defined(BOOST_MSVC_FULL_VER)
-#pragma message ("copy_coordinates is deprecated. Use 'convert'")
-#else
-#warning "copy_coordinates is deprecated. Use 'convert'"
-#endif
-
-
-
-#include <cstddef>
-
-#include <boost/concept/requires.hpp>
-#include <boost/concept_check.hpp>
-
-#include <boost/geometry/geometries/concepts/point_concept.hpp>
-
-#include <boost/numeric/conversion/cast.hpp>
-
-
-namespace boost { namespace geometry
-{
-
-#ifndef DOXYGEN_NO_DETAIL
-namespace detail { namespace copy
-{
-
-template <typename Src, typename Dst, std::size_t D, std::size_t N>
-struct copy_coordinates
-{
-    static inline void copy(Src const& source, Dst& dest)
-    {
-        typedef typename coordinate_type<Dst>::type coordinate_type;
-
-        set<D>(dest, boost::numeric_cast<coordinate_type>(get<D>(source)));
-        copy_coordinates<Src, Dst, D + 1, N>::copy(source, dest);
-    }
-};
-
-template <typename Src, typename Dst, std::size_t N>
-struct copy_coordinates<Src, Dst, N, N>
-{
-    static inline void copy(Src const& , Dst& )
-    {
-    }
-};
-
-}} // namespace detail::copy
-#endif // DOXYGEN_NO_DETAIL
-
-
-// Deprecated!
-// This is the same as "convert", but this is specific to point, convert is more generic
-template <typename Src, typename Dst>
-inline void copy_coordinates(Src const& source, Dst& dest)
-{
-    BOOST_CONCEPT_ASSERT( (concept::ConstPoint<Src>) );
-    BOOST_CONCEPT_ASSERT( (concept::Point<Dst>) );
-
-
-    //assert_dimension_equal<Dst, Src>();
-    detail::copy::copy_coordinates
-        <
-            Src,
-            Dst,
-            0,
-            dimension<Src>::type::value
-        >::copy(source, dest);
-}
-
-}} // namespace boost::geometry
-
-#endif // BOOST_GEOMETRY_UTIL_COPY_HPP
diff --git a/include/boost/geometry/util/write_dsv.hpp b/include/boost/geometry/util/write_dsv.hpp
index 27df5d69c..3fef63e77 100644
--- a/include/boost/geometry/util/write_dsv.hpp
+++ b/include/boost/geometry/util/write_dsv.hpp
@@ -23,8 +23,6 @@
 #include <boost/range.hpp>
 #include <boost/typeof/typeof.hpp>
 
-#include <boost/geometry/algorithms/convert.hpp>
-
 #include <boost/geometry/core/exterior_ring.hpp>
 #include <boost/geometry/core/interior_rings.hpp>
 #include <boost/geometry/core/ring_type.hpp>