{"coeffs": [-2.0680669953889583e-06, 6.670620185541351e-05, 0.45721385090128625, 0.15766430907760212], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [6.1564613360758e-07, 4.3361918575597555e-06, 0.0196967492283724, 0.01052303448296275], "covariance": [[3.7902016182596223e-13, -1.960985011359308e-12, -7.941491193303598e-09, -5.668669928894899e-09], [-1.960985011359313e-12, 1.8802559825567526e-11, 8.448205492853477e-08, 4.290673142129548e-08], [-7.941491193303625e-09, 8.448205492853483e-08, 0.00038796193016538876, 0.0001885201170933831], [-5.668669928894904e-09, 4.2906731421295446e-08, 0.0001885201170933828, 0.00011073425472962311]]}