{"coeffs": [1.1188786657639936e-07, 2.83875571623824e-05, 0.4412223733676055, 0.10781764829144375], "function": "lambda x, A, B, C, D: (D + ((C - D) / (1 + numpy.exp((B - x) / A))))", "log_ftol": 1e-08, "errors": [1.6347551548695478e-07, 2.0811898707769e-06, 0.014726016626421165, 0.005696745534446692], "covariance": [[2.6724244163725596e-14, -2.8553171718421584e-13, -1.9790543828035266e-09, -8.673765402843489e-10], [-2.8553171718421413e-13, 4.331351278224369e-12, 3.059820906329404e-08, 1.1463421084224852e-08], [-1.9790543828035155e-09, 3.059820906329403e-08, 0.0002168555656816326, 8.079474703518702e-05], [-8.673765402843467e-10, 1.146342108422488e-08, 8.079474703518725e-05, 3.2452909684238324e-05]]}