509682.fig.002
Figure 2: Function for  Mpc and several values of parameter . , That is, the standard Newtonian case is the horizontal line. The long dashed line above the horizontal standard line is for . The dotted line is for , and the dotted-dashed line is for . For negative values of the lines are below the standard horizontal case. Small dashed line is for and the double-dotted-dashed line is for .