 A second boundary is the feasible region for demands, the maximum possible values for "q"1D and "q"2D, defined to be "μ"1 and "μ"2, and is bounded by black in the figure.The split priority, "p", is plotted from the origin to the line "q"1 + "q"2 = μ.State A1 is when both inlets are in free flow.