diff --git a/libraries/AP_Math/definitions.h b/libraries/AP_Math/definitions.h
index 159ba4b692..98b8985bb8 100644
--- a/libraries/AP_Math/definitions.h
+++ b/libraries/AP_Math/definitions.h
@@ -13,7 +13,7 @@
   #ifndef M_PI_2
     #define M_PI_2    (M_PI / 2)
   #endif
-#else  		// Standard single precision math
+#else    // Standard single precision math
   #ifdef M_PI
     #undef M_PI
   #endif
@@ -35,29 +35,29 @@
 #ifndef MATH_CHECK_INDEXES
   #define MATH_CHECK_INDEXES 0
 #endif
- 
+
 #define DEG_TO_RAD      (M_PI / 180.0f)
 #define RAD_TO_DEG      (180.0f / M_PI)
- 
+
 // GPS Specific double precision conversions
 // The precision here does matter when using the wsg* functions for converting
 // between LLH and ECEF coordinates.
 #define DEG_TO_RAD_DOUBLE 0.0174532925199432954743716805978692718781530857086181640625
 #define RAD_TO_DEG_DOUBLE 57.29577951308232286464772187173366546630859375
- 
+
 #define RadiansToCentiDegrees(x) (static_cast<float>(x) * RAD_TO_DEG * static_cast<float>(100))
- 
+
 // acceleration due to gravity in m/s/s
 #define GRAVITY_MSS     9.80665f
- 
+
 // radius of earth in meters
 #define RADIUS_OF_EARTH 6378100
- 
+
 // convert a longitude or latitude point to meters or centimeteres.
 // Note: this does not include the longitude scaling which is dependent upon location
 #define LATLON_TO_M     0.01113195f
 #define LATLON_TO_CM    1.113195f
- 
+
 // Semi-major axis of the Earth, in meters.
 #define WGS84_A         6378137.0
 //Inverse flattening of the Earth
@@ -68,7 +68,7 @@
 #define WGS84_B         (WGS84_A * (1 - WGS84_F))
 // Eccentricity of the Earth
 #define WGS84_E         (sqrt(2 * WGS84_F - WGS84_F * WGS84_F))
- 
+
 #define NSEC_PER_SEC    1000000000ULL
 #define NSEC_PER_USEC   1000ULL
 #define USEC_PER_SEC    1000000ULL