sistema =            1

comando = line
 x1 =    0.0000000000000000     
 x2 =   0.30999999999999994     
 y1 =    2.5000000000000000     
 y2 =    2.5000000000000000     
 a =   -0.0000000000000000     
 b =    2.5000000000000000     

comando = arcc+
 x1 =   0.30999999999999994     
 x2 =   0.87599999999999989     
 y1 =    2.5000000000000000     
 y2 =    2.2653706748673832     
 r =   0.80000000000000016     
 arc(cx) =   0.30999999999999994     
 arc(cy) =    1.6999999999999997     

comando = line
 x1 =   0.87599999999999989     
 x2 =    2.2000000000000002     
 y1 =    2.2653706748673832     
 y2 =   0.94689378368541854     
 a =   -39.205845183468270     
 b =    3.1377164125376256     

comando = arcr
 x1 =    2.2000000000000002     
 x2 =    2.5540000000000003     
 y1 =   0.94689378368541854     
 y2 =   0.80000000000000004     
 r =  -0.50000000000000000     
 arc(cx) =    2.5540000000000003     
 arc(cy) =    1.3000000000000003     

comando = arcc-
 x1 =    2.5540000000000003     
 x2 =    2.6830000000000003     
 y1 =   0.80000000000000004     
 y2 =   0.81692754166688419     
 r =  -0.50000000000000000     
 arc(cx) =    2.5539999999999998     
 arc(cy) =    1.3000000000000003     

comando = line
 x1 =    2.6830000000000003     
 x2 =    7.2850000000000010     
 y1 =   0.81692754166688419     
 y2 =    2.0500297886079037     
 a =    10.549181346530434     
 b =   9.80198214272590129E-002