{"coeffs": [2.0763933168344625e-07, 2.1986989103823107e-06, 0.5668541781273124, 0.14504655008935335], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [9.38877913787375e-08, 8.105489404824211e-07, 0.117645038179213, 0.05707554519278938], "covariance": [[8.814917369977337e-15, -5.534644949774532e-14, -7.347839107404607e-09, -4.6396526148579635e-09], [-5.534644949774541e-14, 6.569895849171756e-13, 9.460943808089237e-08, 4.3583751852838596e-08], [-7.347839107404623e-09, 9.46094380808924e-08, 0.013840355008188483, 0.006187000286972124], [-4.639652614857964e-09, 4.358375185283857e-08, 0.006187000286972118, 0.003257617859054143]]}