{"coeffs": [-1.0043914626684421e-05, 0.00014841664158598075, 0.45453010591451154, 0.22698056457711957], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [1.9384878263527683e-06, 9.6300986765931e-06, 0.024190947578587974, 0.01509800809275773], "covariance": [[3.757735052917881e-12, -1.6057874096805843e-11, -3.714477024749573e-08, -2.781340587400713e-08], [-1.605787409680582e-11, 9.27388005209202e-11, 2.308863134422696e-07, 1.4039327651451566e-07], [-3.714477024749564e-08, 2.3088631344226946e-07, 0.0005852019447499913, 0.0003406413096182637], [-2.7813405874007104e-08, 1.4039327651451576e-07, 0.00034064130961826406, 0.00022794984836897793]]}