From afdd37bf004164703bbc1a7877757c06ef2a2ec2 Mon Sep 17 00:00:00 2001
From: Nick Thompson <nathompson7@protonmail.com>
Date: Thu, 27 Dec 2018 20:38:27 -0700
Subject: [PATCH] Also change concept and include test [CI SKIP]

---
 include/boost/math/tools/numerical_differentiation.hpp    | 8 --------
 .../numerical_differentiation_concept_test.cpp            | 4 ++--
 test/compile_test/numerical_differentiation_incl_test.cpp | 6 +++---
 3 files changed, 5 insertions(+), 13 deletions(-)

diff --git a/include/boost/math/tools/numerical_differentiation.hpp b/include/boost/math/tools/numerical_differentiation.hpp
index eb4bdcb44..52d278889 100644
--- a/include/boost/math/tools/numerical_differentiation.hpp
+++ b/include/boost/math/tools/numerical_differentiation.hpp
@@ -9,12 +9,4 @@
 
 BOOST_HEADER_DEPRECATED("<boost/math/differentiation/finite_difference.hpp>");
 
-namespace boost {
-   namespace math {
-       namespace differentiation {
-           using finite_difference_derivative;
-           using complex_step_derivative;
-       }
-   }
-}
 #endif
diff --git a/test/compile_test/numerical_differentiation_concept_test.cpp b/test/compile_test/numerical_differentiation_concept_test.cpp
index edf1dfa3d..7fcb898b8 100644
--- a/test/compile_test/numerical_differentiation_concept_test.cpp
+++ b/test/compile_test/numerical_differentiation_concept_test.cpp
@@ -4,12 +4,12 @@
 //  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 //
 #include <boost/math/concepts/std_real_concept.hpp>
-#include <boost/math/tools/numerical_differentiation.hpp>
+#include <boost/math/differentiation/finite_difference.hpp>
 
 
 void compile_and_link_test()
 {
    boost::math::concepts::std_real_concept x = 0;
    auto f = [](boost::math::concepts::std_real_concept x) { return x; };
-   boost::math::tools::finite_difference_derivative(f, x);
+   boost::math::differentiation::finite_difference_derivative(f, x);
 }
diff --git a/test/compile_test/numerical_differentiation_incl_test.cpp b/test/compile_test/numerical_differentiation_incl_test.cpp
index 56d2ea607..ab7c32cc6 100644
--- a/test/compile_test/numerical_differentiation_incl_test.cpp
+++ b/test/compile_test/numerical_differentiation_incl_test.cpp
@@ -6,7 +6,7 @@
 // Basic sanity check that header <boost/math/special_functions/gamma.hpp>
 // #includes all the files that it needs to.
 //
-#include <boost/math/tools/numerical_differentiation.hpp>
+#include <boost/math/differentiation/numerical_differentiation.hpp>
 //
 // Note this header includes no other headers, this is
 // important if this test is to be meaningful:
@@ -17,8 +17,8 @@ void compile_and_link_test()
 {
     auto f = [](double x) { return x; };
     double x = 0;
-    check_result<double>(boost::math::tools::finite_difference_derivative(f, x));
+    check_result<double>(boost::math::differentiation::finite_difference_derivative(f, x));
 
     auto g = [](std::complex<double> x){ return x;};
-    check_result<double>(boost::math::tools::complex_step_derivative(g, x));
+    check_result<double>(boost::math::differentiation::complex_step_derivative(g, x));
 }