{"coeffs": [7.659768133879929e-08, 2.7613019869584932e-05, 0.7433438563046895, 0.08590261087472739], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [5.129552224627045e-08, 6.107283781073538e-05, 0.2521764548441822, 0.018426076074449415], "covariance": [[2.631230602517626e-15, -1.4531550589748168e-12, -6.221449330015999e-09, -5.575728879606668e-10], [-1.453155058974751e-12, 3.7298915182563884e-09, 1.5383978927436662e-05, 1.0689543186507125e-06], [-6.221449330015778e-09, 1.53839789274367e-05, 0.06359296437777986, 0.004475237947948971], [-5.575728879606565e-10, 1.0689543186507305e-06, 0.004475237947949034, 0.0003395202795013971]]}