{"coeffs": [-7.843515121526247e-07, 0.22630857967792217, 1.9026737814963, 0.15460122032048168], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-05, "errors": [4.3567733610448905e-07, 97.32795349208541, 66.90393226452925, 0.011883902929298652], "covariance": [[1.8981474119510393e-13, -3.1619654712840423e-05, -2.1741391786474134e-05, -4.440929351332183e-09], [-3.161965471264138e-05, 9472.73053095754, 6511.622307055631, 1.1150251595466891], [-2.174139178628713e-05, 6511.622307055648, 4476.136152456717, 0.7665590136624196], [-4.440929351323093e-09, 1.1150251595487697, 0.7665590136638852, 0.00014122714883299308]]}