# ---------------2D--------------------- #parabola
# f1,f2,front,c_dist
0.50 2.00:1 inf
0.75 1.33:1 1.50
1.00 1.00:1 1.03
1.25 0.80:1 0.83
1.50 0.67:1 0.73
1.75 0.57:1 inf
