{"coeffs": [-1.5304925106737415e-05, 0.010478611055935458, 2.7644284238714767, 0.4321883426095467], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [1.5147851874278196e-05, 1.4498637656919755, 62.05007102897423, 0.41041456768755835], "covariance": [[2.2945741640507348e-10, -2.1049100606982724e-05, -0.0009019253004193134, -6.13843866164e-06], [-2.104910060698315e-05, 2.1021049390665154, 89.96334222336382, 0.5894154188678085], [-0.000901925300419226, 89.96334222336382, 3850.211314700747, 25.239878815987293], [-6.138438661640097e-06, 0.5894154188678087, 25.239878815987296, 0.1684401173701654]]}