"kxy v time
0.0000000000000	0.0000000000000
0.3515742187500	0.0000001105932
0.7031484375000	0.0000003006188
1.0547226562500	0.0000005779049
1.4062968750000	0.0000008717027
1.7578710937500	0.0000011727934
2.1094453125000	0.0000015440780
2.4610195312500	0.0000020409234