{"coeffs": [-1.1917469643490177e-06, 3.190596699643279e-05, 0.6792542533983047, 0.23874869178242514], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [2.865752572310613e-07, 4.824297956539877e-06, 0.06131805606975387, 0.019981816450220954], "covariance": [[8.212537805704896e-14, -1.2220579917965263e-12, -1.549532681476626e-08, -5.484865144893812e-09], [-1.2220579917965102e-12, 2.3273850773474832e-11, 2.9564443613156435e-07, 9.389524799791129e-08], [-1.549532681476607e-08, 2.956444361315644e-07, 0.00375990400017348, 0.0011950305277981343], [-5.48486514489378e-09, 9.389524799791187e-08, 0.0011950305277981417, 0.0003992729886503208]]}