Math operators are now using consistent precision throughout the project

src/common/math_utils.h

@@ -25,12 +25,16 @@
  *
  */
 #pragma once
-//#include <cmath>
+#include <math.h> // isnan, isinf
-// using namespace std; // Potentially bad practice to declare namespace std here
-#include <math.h> // isnan, isinf // Overloads incorrect/bugged with GCC <= 6.0
-//#include <tgmath.h> // Even this does not work
 #include <stdlib.h> // rand
 
+#if AC_DOUBLE_PRECISION != 1
+#define exp(x) expf(x)
+#define sin(x) sinf(x)
+#define cos(x) cosf(x)
+#define sqrt(x) sqrtf(x)
+#endif
+
 template <class T>
 static inline const T
 max(const T& a, const T& b)

src/core/kernels/kernels.cu

@@ -68,10 +68,6 @@ typedef cuDoubleComplex acComplex;
 #else
 typedef cuFloatComplex acComplex;
 #define acComplex(x, y) make_cuFloatComplex(x, y)
-#define exp(x) expf(x)
-#define sin(x) sinf(x)
-#define cos(x) cosf(x)
-#define sqrt(x) sqrtf(x)
 #endif
 
 static __device__ inline acComplex