{"coeffs": [-0.06478902764241906, 3.759632350514004e-08, -1.79100239372165, 0.10930924591703664], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [7.943624737343332, 6.048195807428035e-08, 13.072136010551459, 0.06089406150099974], "covariance": [[63.10117396773292, 2.1373096184159046e-07, 103.72391467187009, 0.23607861015861192], [2.1373096184159938e-07, 3.658067252499006e-15, 3.331358888253404e-07, 2.4110974407259096e-09], [103.72391467186966, 3.3313588882534863e-07, 170.88073987835622, 0.3552222189048743], [0.2360786101586489, 2.4110974407260154e-09, 0.35522221890493594, 0.003708086726087539]]}