#phi v time
0.0000000000000	0.4628645870911
0.0025000000000	0.4642045862234
0.0050000000000	0.4638227858443
0.0075000000000	0.4621333112739
0.0100000000000	0.4594427761093
0.0125000000000	0.4559519840534