remove unnecessary M_PI definition

SizzinSeal · SizzinSeal · commit 92d4df60150d · 2025-02-17T19:08:56.000-08:00
diff --git a/include/units/units.hpp b/include/units/units.hpp
@@ -9,11 +9,6 @@
 #include <type_traits>
 #include <utility>
 
-// define M_PI if not already defined
-#ifndef M_PI
-    #define M_PI 3.14159265358979323846
-#endif
-
 // define typenames
 
 /**
