no-interaction doubles, c=2.0: ceiling s* = 0.67370 ; hull (0.556,1.4449) (0.600,1.4006) (0.667,1.3345) (0.750,1.2519) (0.778,1.2244) (0.833,1.1697) (1.000,1.0064)
no-interaction doubles, c=inf: ceiling s* = 0.67353 ; hull (0.556,1.4451) (0.667,1.3343) (0.750,1.2519) (0.778,1.2244) (0.833,1.1697) (1.000,1.0064)
