{"coeffs": [-2.390020493587799e-08, 0.08148753197697048, 1.5711970069628143, 0.10691323111272304], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-06, "errors": [4.2966031109276034e-08, 47.04379701728, 62.114057054838426, 0.005649870606556688], "covariance": [[1.846079829283276e-15, -1.174678580876275e-06, -1.5513043048113384e-06, -1.7215435423662015e-10], [-1.174678580970804e-06, 2213.118837803043, 2922.081008497289, 0.25411709510590785], [-1.5513043049391406e-06, 2922.081008497221, 3858.1560838117234, 0.3355468688161223], [-1.7215435424384712e-10, 0.2541170950983226, 0.335546868806048, 3.192103787083324e-05]]}