{"coeffs": [-8.315395284548732e-07, 4.697931402191283e-05, 0.5937563420771566, 0.13979894485415328], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.096082144393552e-06, 3.5561741566858525e-05, 0.19229404539939543, 0.0528537650161502], "covariance": [[1.2013960672583674e-12, -2.637880102452907e-11, -1.424572291576235e-07, -4.721838302240925e-08], [-2.637880102452912e-11, 1.2646374632680334e-09, 6.8234035988537765e-06, 1.7776210019427563e-06], [-1.4245722915762394e-07, 6.8234035988537765e-06, 0.03697699989606475, 0.009703805950142884], [-4.7218383022409295e-08, 1.7776210019427546e-06, 0.009703805950142875, 0.002793520476382423]]}