--- a/src/basics.h Sat Jan 28 17:20:16 2017 +0200 +++ b/src/basics.h Sat Jan 28 17:23:04 2017 +0200 @@ -125,7 +125,6 @@ }; extern const Vertex Origin; -extern const Matrix IdentityMatrix; static const double pi = 3.14159265358979323846;