{"coeffs": [9.128870200241168e-09, 0.1628553216937578, 1.5089574513717026, 0.08505204218100794], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.288496847079191e-08, 4567.218686938394, 2391.1159838459444, 0.029392479805118034], "covariance": [[3.954519259572492e-15, -0.00013372292881194418, -7.001194015545263e-05, -1.0858217145960482e-09], [-0.0001337229288862895, 20859486.534319267, 10920749.595247388, 128.1340632069561], [-7.00119401983229e-05, 10920749.59524714, 5717435.648203558, 67.08398897815958], [-1.0858217149154466e-09, 128.13406318444, 67.08398896623667, 0.0008639178690942714]]}