"kxx v time
0.0000000000000	0.0000000000000
0.0250000000000	0.2622704516095
0.0500000000000	0.5244717475123
0.0750000000000	0.7865347031772
0.1000000000000	1.0483900710212
0.1250000000000	1.3099685101000
0.1500000000000	1.5712005584170
0.1750000000000	1.8320166077065
0.2000000000000	2.0923468806015
0.2250000000000	2.3521214101310
0.2500000000000	2.6112700215325