- Decomposition
(D) Data Decomposition
(F) Functional Decomposition (at least in abstraction)
- Ordering
(P) Ordering must be preserved
(NP) Ordering does not matter and only the effect counts
- Communication structure
(L) Local: neighbor-to-neighbor
(R) Recursive: Tree structure
(I) Irregular: Complex geometric shapes
- Dependencies
(C) Clearly separable
(D) Deterministically (or functionally) dependant
(I) Inseparable