; spline s -c -q         ss06
; points along a symmetric curve
    -1.0842e-19               1 
       0.277597         1.22978 
       0.538051          1.4717 
       0.779524         1.72773 
              1               2 
         1.3042         2.46521 
        1.56397         2.96252 
        1.79195         3.47846 
              2               4 
        2.35431         4.95215 
        2.65751         5.91287 
        2.88353         6.91628 
              3               8 
        2.89392         10.3865 
        2.69519         12.8185 
        2.86937         14.8713 
              4              16 " "
        4.24311         16.0393 
            4.5         16.0524 
        4.75689         16.0393 
              5              16 
        6.13063         14.8713 
        6.30481         12.8185 
        6.10608         10.3865 
              6               8 
        6.11647         6.91628 
        6.34249         5.91287 
        6.64569         4.95215 
              7               4 
        7.20805         3.47846 
        7.43603         2.96252 
         7.6958         2.46521 
              8               2 
        8.22048         1.72773 
        8.46195          1.4717 
         8.7224         1.22978 
              9               1 
