From 105041ae0142f10f7a15b42b76d278a2ddf42402 Mon Sep 17 00:00:00 2001
From: Frank Dellaert <dellaert@gmail.com>
Date: Mon, 21 Mar 2011 15:05:40 +0000
Subject: [PATCH] cmath rather than math.h

---
 examples/SimpleRotation.cpp               | 2 +-
 gtsam/base/DenseQR.cpp                    | 2 +-
 gtsam/geometry/Point3.cpp                 | 3 +--
 gtsam/geometry/Tensor1Expression.h        | 2 +-
 gtsam/geometry/tests/testPose3.cpp        | 2 +-
 gtsam/geometry/tests/testSimpleCamera.cpp | 2 +-
 6 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/examples/SimpleRotation.cpp b/examples/SimpleRotation.cpp
index 3b53e8047..486e9e777 100644
--- a/examples/SimpleRotation.cpp
+++ b/examples/SimpleRotation.cpp
@@ -21,8 +21,8 @@
  *  @Author: Alex Cunningham
  */
 
+#include <cmath>
 #include <iostream>
-#include <math.h>
 #include <gtsam/slam/PriorFactor.h>
 #include <gtsam/geometry/Rot2.h>
 #include <gtsam/linear/NoiseModel.h>
diff --git a/gtsam/base/DenseQR.cpp b/gtsam/base/DenseQR.cpp
index c6b908c71..6cedee23c 100644
--- a/gtsam/base/DenseQR.cpp
+++ b/gtsam/base/DenseQR.cpp
@@ -17,7 +17,7 @@
  *  Description: Dense QR, inspired by Tim Davis's dense solver
  */
 
-#include <math.h>
+#include <cmath>
 #include <algorithm>
 #include <stdexcept>
 #include <iostream>
diff --git a/gtsam/geometry/Point3.cpp b/gtsam/geometry/Point3.cpp
index c9da8b52c..9573cc187 100644
--- a/gtsam/geometry/Point3.cpp
+++ b/gtsam/geometry/Point3.cpp
@@ -14,10 +14,9 @@
  * @brief 3D Point
  */
 
+#include <cmath>
 #include <gtsam/geometry/Point3.h>
 #include <gtsam/base/Lie-inl.h>
-#include <math.h>
-
 
 namespace gtsam {
 
diff --git a/gtsam/geometry/Tensor1Expression.h b/gtsam/geometry/Tensor1Expression.h
index c91da5437..c7de063a4 100644
--- a/gtsam/geometry/Tensor1Expression.h
+++ b/gtsam/geometry/Tensor1Expression.h
@@ -18,7 +18,7 @@
 
 #pragma once
 
-#include <math.h>
+#include <cmath>
 #include <iostream>
 #include <stdexcept>
 #include <gtsam/geometry/tensors.h>
diff --git a/gtsam/geometry/tests/testPose3.cpp b/gtsam/geometry/tests/testPose3.cpp
index e4f36e797..1065b35c9 100644
--- a/gtsam/geometry/tests/testPose3.cpp
+++ b/gtsam/geometry/tests/testPose3.cpp
@@ -14,7 +14,7 @@
  * @brief  Unit tests for Pose3 class
  */
 
-#include <math.h>
+#include <cmath>
 #include <CppUnitLite/TestHarness.h>
 #include <gtsam/base/numericalDerivative.h>
 #include <gtsam/base/lieProxies.h>
diff --git a/gtsam/geometry/tests/testSimpleCamera.cpp b/gtsam/geometry/tests/testSimpleCamera.cpp
index bed501691..4b68f0a02 100644
--- a/gtsam/geometry/tests/testSimpleCamera.cpp
+++ b/gtsam/geometry/tests/testSimpleCamera.cpp
@@ -15,7 +15,7 @@
  * based on testVSLAMFactor.cpp
  */
 
-#include <math.h>
+#include <cmath>
 #include <iostream>
 
 #include <CppUnitLite/TestHarness.h>