cross - multiple declarations

Function cross

Cross product

Vector!(T,size) cross(T, int size) (
  Vector!(T,size) a,
  Vector!(T,size) b
)
if (size == 3);

Function cross

Cross product for 4-vectors

Vector!(T,size) cross(T, int size) (
  Vector!(T,size) a,
  Vector!(T,size) b,
  Vector!(T,size) c
)
if (size == 4);