"kxx v time
0.0000000000000	0.0000000000000
0.0250000000000	0.0036366998318
0.0500000000000	0.0072745682557
0.0750000000000	0.0109147421442
0.1000000000000	0.0145583645446
0.1250000000000	0.0182065851560
0.1500000000000	0.0218605611592
0.1750000000000	0.0255214575446
0.2000000000000	0.0291904475651
0.2250000000000	0.0328687148978
0.2500000000000	0.0365574525451