{"coeffs": [-6.167918794734123e-06, 0.0001314420898785164, 0.630754859109619, 0.2531332330779899], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.2120977358639846e-06, 1.8228256334243608e-05, 0.05931532248274983, 0.020350354669756744], "covariance": [[1.4691809212865975e-12, -1.9552349810772834e-11, -6.331217065528364e-08, -2.3645270872735607e-08], [-1.9552349810772615e-11, 3.322693289868922e-10, 1.0805359358482502e-06, 3.6130870807561333e-07], [-6.331217065528291e-08, 1.0805359358482504e-06, 0.003518307481232607, 0.0011760341369779779], [-2.3645270872735475e-08, 3.613087080756153e-07, 0.001176034136977984, 0.00041413693518489015]]}