{"coeffs": [-6.541645044569951e-07, 4.411779051264195e-05, 0.4277718948105338, 0.12078065194991786], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.9764726920368844e-07, 1.1622005957441172e-06, 0.006848269216764764, 0.004141470402398422], "covariance": [[3.906444302367529e-14, -1.3851319880045777e-13, -6.201481366218869e-10, -6.368886549405208e-10], [-1.3851319880045772e-13, 1.3507102247479809e-12, 7.729633394648536e-09, 4.37966353455215e-09], [-6.201481366218863e-10, 7.729633394648536e-09, 4.689879126528787e-05, 2.4059415219049184e-05], [-6.368886549405206e-10, 4.379663534552151e-09, 2.405941521904919e-05, 1.7151777093942152e-05]]}