|  | 
| template<class CoordSystem , class U > | 
| DisplacementVector3D< CoordSystem, U > | ROOT::Math::operator* (typename DisplacementVector3D< CoordSystem, U >::Scalar a, DisplacementVector3D< CoordSystem, U > v) | 
|  | Multiplication of a displacement vector by real number a*v. 
 | 
|  | 
| template<class CoordSystem1 , class CoordSystem2 , class U > | 
| DisplacementVector3D< CoordSystem1, U > | ROOT::Math::operator+ (DisplacementVector3D< CoordSystem1, U > v1, const DisplacementVector3D< CoordSystem2, U > &v2) | 
|  | Addition of DisplacementVector3D vectors. 
 | 
|  | 
| template<class CoordSystem1 , class CoordSystem2 , class U > | 
| DisplacementVector3D< CoordSystem1, U > | ROOT::Math::operator- (DisplacementVector3D< CoordSystem1, U > v1, DisplacementVector3D< CoordSystem2, U > const &v2) | 
|  | Difference between two DisplacementVector3D vectors. 
 | 
|  | 
| template<class char_t , class traits_t , class T , class U , typename std::enable_if< std::is_arithmetic< typename DisplacementVector3D< T, U >::Scalar >::value >::type *  = nullptr> | 
| std::basic_ostream< char_t, traits_t > & | ROOT::Math::operator<< (std::basic_ostream< char_t, traits_t > &os, DisplacementVector3D< T, U > const &v) | 
|  | 
| template<class char_t , class traits_t , class T , class U > | 
| std::basic_istream< char_t, traits_t > & | ROOT::Math::operator>> (std::basic_istream< char_t, traits_t > &is, DisplacementVector3D< T, U > &v) | 
|  |