{"coeffs": [-6.832632324329877e-07, -3.792962138386081e-08, -0.28244857288476477, 0.058467798693831625], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [4.944660523418596e-08, 2.0383413910103865e-08, 0.01803729752770243, 0.015354044737947768], "covariance": [[2.4449667691854263e-15, -1.8472387461474027e-16, 6.02512581842086e-10, -5.019529942452361e-10], [-1.8472387461474032e-16, 4.154835626306158e-16, 6.353994639248763e-11, 1.228978321405238e-10], [6.02512581842086e-10, 6.353994639248768e-11, 0.0003253441021028602, -0.00010073309834697087], [-5.019529942452362e-10, 1.228978321405238e-10, -0.00010073309834697092, 0.00023574668981490155]]}