|  | 
| template<typename ValueType> | 
| static ValueType | difference (const ValueType &xp1, const ValueType &xm1) | 
|  | 
| template<typename Accessor> | 
| static Accessor::ValueType | inX (const Accessor &grid, const Coord &ijk) | 
|  | 
| template<typename Accessor> | 
| static Accessor::ValueType | inY (const Accessor &grid, const Coord &ijk) | 
|  | 
| template<typename Accessor> | 
| static Accessor::ValueType | inZ (const Accessor &grid, const Coord &ijk) | 
|  | 
| template<typename Stencil> | 
| static Stencil::ValueType | inX (const Stencil &S) | 
|  | 
| template<typename Stencil> | 
| static Stencil::ValueType | inY (const Stencil &S) | 
|  | 
| template<typename Stencil> | 
| static Stencil::ValueType | inZ (const Stencil &S) | 
|  | 
| static Accessor::ValueType | inX (const Accessor &grid, const Coord &ijk) | 
|  | 
| static Stencil::ValueType | inX (const Stencil &S) | 
|  | 
| static Accessor::ValueType | inY (const Accessor &grid, const Coord &ijk) | 
|  | 
| static Stencil::ValueType | inY (const Stencil &S) | 
|  | 
| static Accessor::ValueType | inZ (const Accessor &grid, const Coord &ijk) | 
|  | 
| static Stencil::ValueType | inZ (const Stencil &S) | 
|  |