{"coeffs": [-1.7006961688080063e-06, 5.610545873760552e-05, 0.6427412660919938, 0.21085953807750785], "function": "fpl = lambda t, Cl, Cu, A, k: (Cl + ((Cu - Cl) / (1 + numpy.exp((A - t) / k))))", "log_ftol": 1e-08, "errors": [4.5057974862721756e-07, 7.3044400428154624e-06, 0.04788955526910491, 0.01617558450211868], "covariance": [[2.0302210987296657e-13, -2.8107485841709845e-12, -1.8309013778324996e-08, -6.87066131887483e-09], [-2.810748584170969e-12, 5.3354844339085955e-11, 3.4948491860562356e-07, 1.1439785794783008e-07], [-1.8309013778324877e-08, 3.4948491860562356e-07, 0.0022934095038726543, 0.0007506724447515448], [-6.870661318874809e-09, 1.1439785794783044e-07, 0.000750672444751547, 0.000261649533985182]]}