{"coeffs": [3.3518501804541864e-08, 0.41459939912168164, 1.548944557716864, 0.09299587926450656], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.0853868281593358e-07, 1189.3948073411184, 267.8211808386264, 0.008078825760284729], "covariance": [[1.1780645667417836e-14, -6.732773377121556e-05, -1.516175593513891e-05, -5.680595241800875e-10], [-6.732773380207013e-05, 1414660.0077300163, 318545.1204949668, 9.17686977667186], [-1.5161755942587754e-05, 318545.12049495254, 71728.18490579621, 2.066453194595264], [-5.680595243239673e-10, 9.176869775252436, 2.0664531942760713, 6.526742566504013e-05]]}