Operations Engineering determines and maintains in the OM, for each type, the guidance, procedures and performance data for departure, destination and alternate airports, the data and procedures enabling the crew to compute takeoff and landing performance and en route performance including engine-out, and should provide instructions to confirm all-engine climb performance in the departure conditions (FLT 4.1.1 to 4.1.4).
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.