From 9231f87bfbcba25e370f36bdeaed87ea19994063 Mon Sep 17 00:00:00 2001
From: Barend Gehrels <barend@xs4all.nl>
Date: Wed, 30 Oct 2019 14:45:07 +0100
Subject: [PATCH] [various] minor typos and removed unused include

---
 .../geometry/algorithms/detail/buffer/get_piece_turns.hpp   | 1 -
 .../detail/overlay/get_turn_info_for_endpoint.hpp           | 6 +++---
 include/boost/geometry/formulas/sjoberg_intersection.hpp    | 2 +-
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/include/boost/geometry/algorithms/detail/buffer/get_piece_turns.hpp b/include/boost/geometry/algorithms/detail/buffer/get_piece_turns.hpp
index b2af001be..1b7d3f02c 100644
--- a/include/boost/geometry/algorithms/detail/buffer/get_piece_turns.hpp
+++ b/include/boost/geometry/algorithms/detail/buffer/get_piece_turns.hpp
@@ -19,7 +19,6 @@
 
 #include <boost/geometry/core/assert.hpp>
 #include <boost/geometry/algorithms/equals.hpp>
-#include <boost/geometry/algorithms/expand.hpp>
 #include <boost/geometry/algorithms/detail/disjoint/box_box.hpp>
 #include <boost/geometry/algorithms/detail/overlay/segment_identifier.hpp>
 #include <boost/geometry/algorithms/detail/overlay/get_turn_info.hpp>
diff --git a/include/boost/geometry/algorithms/detail/overlay/get_turn_info_for_endpoint.hpp b/include/boost/geometry/algorithms/detail/overlay/get_turn_info_for_endpoint.hpp
index 521744df8..40e19ec71 100644
--- a/include/boost/geometry/algorithms/detail/overlay/get_turn_info_for_endpoint.hpp
+++ b/include/boost/geometry/algorithms/detail/overlay/get_turn_info_for_endpoint.hpp
@@ -55,7 +55,7 @@ namespace detail { namespace overlay {
 // <----|
 
 // |------->         2   0   0   1  -1   F   and        i/i x/u
-//     |------->     2   0   0  -1   1   F   symetric   i/i u/x
+//     |------->     2   0   0  -1   1   F   symmetric  i/i u/x
 // |------->
 //
 //     |------->     2   0   0  -1  -1   T              i/u u/i
@@ -74,7 +74,7 @@ namespace detail { namespace overlay {
 // <-----|
 //
 //       |----->     1  -1   0  -1   0   F   and        u/x
-// |----->           1   0  -1   0  -1   F   symetric   x/u
+// |----->           1   0  -1   0  -1   F   symmetric  x/u
 //       |----->
 
 // D0 or D1 != 0
@@ -82,7 +82,7 @@ namespace detail { namespace overlay {
 //          ^
 //          |
 //          +        1  -1   1  -1   1   F   and        u/x  (P is vertical)
-// |-------->        1   1  -1   1  -1   F   symetric   x/u  (P is horizontal)
+// |-------->        1   1  -1   1  -1   F   symmetric  x/u  (P is horizontal)
 // ^
 // |
 // +
diff --git a/include/boost/geometry/formulas/sjoberg_intersection.hpp b/include/boost/geometry/formulas/sjoberg_intersection.hpp
index 49358fcc1..12abb7675 100644
--- a/include/boost/geometry/formulas/sjoberg_intersection.hpp
+++ b/include/boost/geometry/formulas/sjoberg_intersection.hpp
@@ -884,7 +884,7 @@ private:
             //   3. f1-f2 may be 0 which means that the intermediate point is on the vertex
             //      In this case it's not possible to check if this is the correct result
             //   4. f1-f2 may also be 0 in other cases, e.g.
-            //      geodesics are symetrical wrt equator and longitude directions are different
+            //      geodesics are symmetrical wrt equator and longitude directions are different
 
             CT const dbeta_denom = f1 - f2;
             //CT const dbeta_denom = math::abs(f1) + math::abs(f2);