6. The method of claim 5 , wherein the step of defining one or more levels of virtual squares for each of the initial-level virtual squares further comprises a containment-encoded square containing four quarter-sized containment-encoded squares.
6. The method of claim 5 , wherein the step of defining one or more levels of virtual squares for each of the initial-level virtual squares further comprises a containment-encoded square containing four quarter-sized containment-encoded squares. 7. The method of claim 6 , wherein the step of defining one or more levels of virtual squares for each of the initial-level virtual squares further comprises the containment-encoded square having a local identifier of m and the four quarter-sized containment-encoded squares having local identifiers of 4m, 4m+1, 4m+2, and 4m+3.