1 --- gmsh_ref/api/gmsh.h 2019-02-02 13:03:46.000000000 +0100
2 +++ gmsh/api/gmsh.h 2020-12-26 15:00:16.000000000 +0100
9 + #define M_PI 3.14159265358979323846264338327950
15 // A geometrical entity in the Gmsh API is represented by two integers: its