use cmath header instead of math.h

src/KIM/kim_units.cpp

@@ -54,10 +54,9 @@
    Designed for use with the kim-api-2.0.2 (and newer) package
 ------------------------------------------------------------------------- */
 
-#include <iostream>
-#include <math.h>
-#include <string>
+#include <cmath>
 #include <map>
+#include <string>
 #include <utility>
 
 using namespace std;

src/nstencil_full_multi_2d.cpp

@@ -18,7 +18,7 @@
 #include "nbin.h"
 #include "memory.h"
 #include "atom.h"
-#include <math.h>
+#include <cmath>
 
 using namespace LAMMPS_NS;
 

src/nstencil_full_multi_3d.cpp

@@ -18,7 +18,7 @@
 #include "nbin.h"
 #include "memory.h"
 #include "atom.h"
-#include <math.h>
+#include <cmath>
 
 using namespace LAMMPS_NS;
 

src/nstencil_half_multi_2d.cpp

@@ -18,7 +18,7 @@
 #include "nbin.h"
 #include "memory.h"
 #include "atom.h"
-#include <math.h>
+#include <cmath>
 
 using namespace LAMMPS_NS;
 

src/nstencil_half_multi_2d_tri.cpp

@@ -18,7 +18,7 @@
 #include "nbin.h"
 #include "memory.h"
 #include "atom.h"
-#include <math.h>
+#include <cmath>
 
 using namespace LAMMPS_NS;
 

src/nstencil_half_multi_3d.cpp

@@ -18,7 +18,7 @@
 #include "nbin.h"
 #include "memory.h"
 #include "atom.h"
-#include <math.h>
+#include <cmath>
 
 using namespace LAMMPS_NS;
 

src/nstencil_half_multi_3d_tri.cpp

@@ -18,7 +18,7 @@
 #include "nbin.h"
 #include "memory.h"
 #include "atom.h"
-#include <math.h>
+#include <cmath>
 
 using namespace LAMMPS_NS;