{"coeffs": [-4.935599909267079e-08, 6.961072907229358e-05, 0.6011589110607952, 0.11899841157760599], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [3.1619994025711837e-08, 1.4135187084993803e-06, 0.004433473332636557, 0.0011104039376265622], "covariance": [[9.998240221860523e-16, -2.6708308265286052e-14, -8.408606886968195e-11, -2.605819948296376e-11], [-2.6708308265286118e-14, 1.9980351392777564e-12, 6.251189660664652e-09, 1.476043752146215e-09], [-8.408606886968207e-11, 6.251189660664651e-09, 1.9655685791199498e-05, 4.69024499782651e-06], [-2.6058199482963798e-11, 1.476043752146214e-09, 4.690244997826507e-06, 1.232996904696574e-06]]}