5.9999999999999991 3.0000000000000018
2
2.0000000000000000 1.5000000000000000 -0.9999999999999996 -0.0000000000000008 -0.0000000000000046
1.5000000000000000 1.0000000000000000  1.9999999999999996  0.0000000000000010 -1.5707963267948946